The Situation Room with Wolf Blitzer

Kelly: Absolutely nothing to even consider resigning over"; As world markets tank Trump says, "Trade wars are good"; White House misses deadline on security clearances; Chief of Staff admits White House handling of classified information was not "up to the standards" of defense department; Former CIA Director: Kushner should step down if he can't get secret security clearance; Former CIA Director: Kushner should step down if he can't get secret security clearance; Dow closes lower; Investors fear trade war over Trump tariffs; Trump ally to CNN: "Something is very wrong" at the White House; Putin taunts U.S. military, tries to sway public opinion; Russian "sex guru" offers alleged Trump-Russia secrets for help in getting out of jail in Thailand

Dow drops 400+ points after Trump sparks trade war fears; Trump allies describe sense of "Meltdown" at white house; Ex-aide: White house "Morale is at an all time low"; Sanders: Trump doesn't plan to fire Sessions "That I know of"; Source: Muelller wants to learn what hope Hicks may know about Trump campaign foreign contacts; Washington Post: Mueller probing Trump's effort to oust Sessions; Special counsel considering if it is obstruction of justice; New York Times: Senate intel finds house republicans leaked private texts; CNN: Trump administration considering military action against North Korea if it develops Nuclear missile capable of reaching United States.; Dow drops 400+ points after Trump sparks trade war fears; CNN: Trump administration considering military action against North Korea; Putin: New weapons will leave United States defenses "Useless"; New York Times: Kushner family businesses received $500 million in loans after white house meetings; CNN: Trump administration considering military action against North Korea if it develops nuclear missile capable of reaching Untied States; Putin claims "invincible" missiles; White House slams Putin's claim of "invincible" missile;

In shocking move, Trump backs Obama gun-control ideas; Trump slams Attorney General Sessions: "Disgraceful"; Manafort pleads not guilty to new charges, September trial date set; CNN: Mueller probes Trump's Russian business dealings prior to 2016 campaign; Trump administration considering military action against North Korea if it develops nuclear missile capable of reaching U.S.; Trump: Take guns from troubled individuals before going to court; Jared Kushner stripped of top secret clearance; could jeopardize role as top foreign policy adviser

NSA director: Trump hasn't directed US to disrupt Russian threats, White House: "looking at different ways" to fight Russian meddling, Trump again calls Russia probe a "witch hunt", White House: Trump "still supports" raising age to buy rifles, Hope Hicks won't answer questions about time in White House, GOP Rep: Hicks starting to answer transition questions, Source: school gunman had 180 rounds left when he fled, Source: shooter's ammo magazines had swastika's on them, source: gunman may have tried to break school window, North Korea sending chemical weapon supplies to Syria

Intel panel meets for first time since release of Dems' memo; Trump says he'll ban bump stocks if Congress doesn't act; Trump praises NRA, but says he's prepared to fight gun lobby; In Russia probes, republicans draw line at Trump's finances; Rep. Schiff: Hope Hicks to be asked about transition, White House; Rep. Schiff: Hope Hicks to testify before House intel committee soon; Deputy speaks out as Trump slams massacre response; Dem Gov.'s advice to Trump: "Less tweeting...more listening"; Trump: You need to fight the NRA "once in a while"; Ivanka Trump calls question about her father "inappropriate"; Trump: Some deputies' actions were "disgusting"; School massacre probe widens as Sheriff defends response; Trump on school shooting: "I'd run in" even without a weapon

Ex-Trump aide pleads guilty, will cooperate with Mueller; Trump: Will let Kelly decide on Kushner's security clearance; Trump: Decision on Jared Kushner's security clearance is up to Chief of Staff John Kelly; Tip to FBI predicted school shooter was "going to explode"

Mueller brings new charges against Manafort and Gates; Trump suggest arming teachers, ending gun-free zones; NRA: Despite what Trump says, "Our position has not changed; Mueller's new indictment: Former Trump campaign chairman and his deputy laundered more than $30 million in income; Trump suggest arming teachers, ending gun-free zones; NRA chief lashes out at moves to reform gun laws; NRA chief accuses democrats of pushing "socialist" agenda; Sheriff suspends two deputies for not raising red flags over school shooter; school resource officer accused of not responding resigns; NRA Spokeswoman: "Crying white mothers are ratings gold"; Mueller's new indictment: Former Trump campaign chairman and his deputy laundered more than $30 million in income;

Young shooting survivors meet Trump, demand change, Trump expresses support for "concealed carry" for teachers; Trump hears from students, families and teachers about school shootings; Shooting survivors call for solutions in Town Hall; Trump pledges to "Do something about this horrible situation," Grieving father to Trump: "We as a country failed out children"; Trump: "We are going to be very strong on background checks", Massacre survivors to Lawmakers: "We will not be silenced" Florida high school students hold "walk outs" for gun reform; Massacre survivors rally at state capitol, Demand gun reforms; Shooting survivors demand action from Trump and lawmakers ahead of CNN Town Hall

Trump asks admin to work on rules to ban "bump stocks"; Massacre survivors demand lawmakers act on guns; Florida legislature votes against debating assault weapons ban; Guilty plea in Russia probe; School massacre investigation

Trump attack's Obama in latest Tweet on Russia meddling; Trump stews over Russia probe, Twitter tirade continues; Trump heads home from Florida after Twitter rant on Russia; CNN Exclusive: Special counsel investigating Kushner meetings with investors from China and Qatar presidential transition; New Tweet slams Obama as Trump hits everyone but Russians; More signs of missed warnings; Russia probe expands into Kushner's business dealings; Trump blames Russia probe for FBI missing warnings; Kremlin: No "substantial evidence" Russia meddled in election; Putin spokesman dismisses Mueller indictment of Russians

Mueller indicts 13 Russians for election meddling; says they communicated with "Unwitting" people tied to Trump campaign; FBI admits it didn't investigate January tip from person close to high school gunman; New Trump tweet repeats "No collusion"; Mueller indicts 13 Russians for election meddling; says they communicated with "Unwitting" people tied to Trump campaign; First lady not seen; Mueller indicts 13 Russians for election meddling; says they communicated with "Unwitting" people tied to Trump campaign; Trump headed to Florida county where high school massacre occurred; First lady skips walk with president as sex scandals swirl; Latest on Russia indictments; Stunning admission from FBI; Mueller indicts 13 Russians for election meddling; says they communicated with "Unwitting" people tied to Trump campaign; FBI admits to mishandling Warning signs about florida gunman; New indictments and guilty plea;

Standing by for news conference on Florida high school massacre, Official update on Florida high school massacre, Police give new timeline on Florida high school shooter's movements, Shooter escaped by mixing with fleeing students, Wolf talks live with Florida Governor about new shooting details

Sheriff: At least 24 victims in Florida school shooting; Superintendent: "Numerous fatalities" in school shooting

Intelligence chiefs say Russia plans to target, interfere with 2018 U.S. elections, Intelligence chiefs say Trump has "Not specifically" directed them to confront Russian meddling, Director of National Intelligence: Aides with preliminary security clearances should have "Limited" access to information, Dictator's sister returns from Olympics, White House Press Secretary qualifies answers on security clearance timeline, says she is providing "The best information that I have", Intelligence chief unanimously warn Russia is targeting 2018 midterms, North Korean dictator aims for propaganda victory at Olympics, FBI director contradicts the White House

Top U.S. intel officials to brief Senators on worldwide threats; Olympics fueling speculation of talks between U.S. and North Korea

White House denies Chief of Staff Kelly offered to resign, Report: dozens at White House lack permanent security, White House: Trump had meetings on memo today, will respond "soon", Trump wishes Porter well; "sad" to hear assault allegations, Trump to reporters: "remember" ex-aide "says he's innocent"

White House: Kelly only "fully aware" of abuse allegations yesterday, democrats call for probe as Russian hack of voter rolls revealed, Top democrats want documents about DOJ opposition to AT&T-Time Warner merger, government shutdown hours away, North Korea's mixed messages, Show of force overshadows diplomacy, Sources: Trump aides knew of Porter security clearance trouble, White House defends Chief of Staff Kelly after top aide quits, White House changes story on resignation of top Trump aide, Porter's ex-wife says she told FBI of abuse, shared photos in January 2017, Confusion and delay in Congress as new shutdown looms

White House aide resigns amid domestic assault investigation; Budget scramble follows Trump shutdown threats; Sources: White House statements praising Porter crafted by Communications Director, who has been dating him; Pelosi speaks for 7+ hours; demands vote on immigration bill; Pelosi: Will not support spending deal unless Speaker Ryan commits to a vote on Dreamers; Senate deal would boost defense and domestic spending; Schumer: "This budget deal is a genuine breakthrough"; New bipartisan deal would avoid shutdown, increase spending; GOP Senators want probe of British spy behind Trump dossier; Schiff: Lewandowski refuses to testify, must be subpoenaed; Schiff: Intel panel must enforce subpoena on Bannon; Kim Jong Un's powerful sister going to the Olympics; Sources: Trump aide's denial of spouse assault allegations crafted by White House Communications aide he's dating; Mattis: Trump order to plan parade shows fondness for military; U.S. signals new sanctions, won't be "lulled' by North Korea; Kim Jong Un's powerful sister going to the Olympics

Trump sees intelligence Democrats' memo, meets with Rosenstein, Kelly: some immigrants "Too lazy to get off their asses", Trump: "I'd love to see a shutdown" over border security, White House defends Trump calling Democrats "Un-American", CNN: Newly obtained documents show Mueller quickly expanded probe, North Korean cyberthieves net millions in digital money,

Trump touts economy as stocks post record loss; Awaiting house intel vote on releasing Dems' memo; Trump calls Democrats "Un-American" and "Treasonous"; Pence heads to Asia with hard-line message on North Korea