The Situation Room with Wolf Blitzer and Pamela Brown

GOP Sen. McSally lashes out after question about impeachment evidence, calls reporter "a liberal hack"; Trump says "I don't know him" after indicted Giuliani associate implicates president in Ukraine scandal; Trump denies knowledge of Giuliani's letter seeking meeting with Ukraine president claiming Trump's consent; Government watchdog: trump administration broke law by withholding Ukraine aid; Trump says he'll be at Davos Economic Summit during impeachment trial next week; Giuliani associate: Push for Ukraine to investigate Biden was "all about" helping Trump win in 2020; Giuliani associate: trump knew exactly what was going on; Source: Wary of angering Trump, intel officials request no public hearings on worldwide threats; Ukraine investigating whether U.S. Ambassador was being tracked; FBI visits home, business of congressional candidate implicated by Giuliani associateTo learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices

Pelosi about to sign Trump articles on impeachment ahead of delivery to Senate; Pelosi signing Trump articles of impeachment;To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices

Pelosi sets vote tomorrow on sending impeachment to Senate; McConnell: Trump impeachment trial may start next Tuesday; Pelosi to reveal impeachment managers tomorrow; McConnell: No quick dismissal for Trump Senate trial; House Dems consider Giuliani associates evidence for Senate trial; NY Times: Russia hacked Ukrainian company tied to Bidens; Warren questions if Mar-a-Lago guests knew of Soleimani strike; Aide: Warren not looking for a fight with Sanders on stageTo learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices

House Dems meet tomorrow, may reveal more about sending impeachment articles and naming managers; Pelosi: Dismissing charges against Trump "is a cover-up"; Trump's lawyers are laying out main defense arguments in a brief that's nearly completed; Giuliani associate Lev Parnas turns over thousands of pages of documents to impeachment investigators; GOP Sen. Romney: "I'd like there to be witnesses" in impeachment trial; Giuliani lobbying Trump to join legal team in Senate trial; Sources: State Dept security officials weren't notified of "imminent" threats to US embassies; House Intel Chair Schiff considering a subpoena for Bolton; Majority Leader Rep. Hoyer: Vote to name impeachment managers "could be" Wednesday; Sanders: "Ludicrous" to believe I said a woman can't win; Sanders goes on the offense against Biden ahead of CNN debate; Cory Booker ends 2020 presidential campaignTo learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices

Sources: US unsuccessfully targeted another Iranian military official on same day as Soleimani; US imposes new sanctions on Iran; Ukraine: Plane crash intel from US and UK "is very solid"; New video shows moment of Ukrainian plane crash in Iran; Pompeo: "We are happy to continue the conversation" about US troops in Iraq; McConnell on Pelosi sending impeachment articles: "at last"; Trump: May invoke executive privilege to block Bolton testimony in impeachment trial; Putin sides with Iran, calls US killing of Soleimani illegalTo learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices

U.S. Official says Iran believed to have shot down Ukrainian plane; CNN obtains video that appears to show missile strike; Trump: Iran was "Looking to blow up our embassy"; Pence: Iranian Missiles "Were intended to kill Americans"; Source: Pelosi privately signaling she's planning to move on impeachment articles soon; Trump reverses course, says climate change not a hoax as his admin rolls back environmental and climate rules; Republicans coordination with White House on Impeachment; Awaiting house vote on limiting Trump's Military action against Iran without congressional approval;To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices

Top U.S. General says Iran intended to kill U.S. troops, differing from anonymous administration officials; White House official: Trump weighed striking back at Iran after missile attack but decided to hold off; Source: Iran sent "multiple messages" to U.S. that its attacks were done; Trump defends killing top Iranian general, says Soleimani's "hands drenched in blood"; Satellite images appear to show damage from Iranian missile strikes at Iraqi base; Trump vows to impose "punishing" sanctions on Iran after retaliatory strikes but offers no details; McConnell on impeachment: "There will be no haggling with the House over Senate procedure"; Harry and Meghan announce they are stepping back as "Senior Members" of the British Royal FamilyTo learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices

Defense Secretary: "Exquisite intelligence" on Iran crisis will only be shared with key lawmakers; Trump says "we saved a lot of lives" by killing Soleimani but offers no evidence; Trump says Iran will suffer "consequences" if it launches attacks against Americans; Defense Secretary: US is not looking to start a war but is prepared to finish one; Defense Secretary: Attack planned by Iranian General Soleimani was just "days" away; Pompeo insists Soleimani attack was imminent, says to look at "the days that led up to the strike"; Biden accuses Trump of "reckless disregard for the consequences" of killing Iranian general; White House skewered for failing to disclose Trump meeting with Saudi Deputy Defense Minister; US forces on alert for possible drone attacks; Intel shows Iran moving military equipment; McConnell says he has the votes to move ahead on Senate trial without agreement on witnesses; Defense Secretary: Intel on Soleimani attack plan is "more than razor thin, it's persuasive; Trump: US leaving would be "worst thing to happen to Iraq"; Trump team defends intel behind strike on Iranian general; Sources: Bolton announcement he's willing to testify sent White House scrambling;To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices

US expected to deploy B-52 bombers fro Iran contingencies; Pentagon says US will not carry out trump threat to target Iranian cultural sites; Key administration officials to brief House and Senate on Iran crisis this Wednesday; Gang of eight to receive Iran briefing tomorrow; Trump: "We had a shot" at top Iranian general "and we took him out"; Romney says he'd like to hear from Bolton but won't commit to voting for subpoena; Defense Secretary on targeting Soleimani: "We didn't put any option on the table that we didn't believe in";To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices

Trump: Top Iranian General was plotting "imminent and sinister attacks" on Americans; Pentagon deploying thousands more troops to Mideast as Iran vows revenge for killing top General by U.S.; Source: U.S. intel learned Soleimani was planning specific attack son U.S. interests in multiple countries; U.S. Joint Chiefs Chairman: "Damn right there is risk" after killing of top Iranian General; Trump: "We did not take action to start a war"; Iran threatens "crushing response" to U.S. killing of top General; Trump: Top Iranian General was plotting "imminent and sinister attacks" on Americans; Trump: "We do not seek regime change" in Iran; Sr. Admin Official: Trump made decision to target Soleimani within last couple of days; Panetta: We are closer to war with Iran now than we have been in the last 40 years; Trump Admin lawyers concluded Soleimani strike did not need congressional approval'; U.S. says Soleimani came from Damascus, was planning attacks on U.S. troops and diplomatsTo learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices