CNN Anderson Cooper 360°

Key Witness Confirms Hearing Trump Call About Ukraine Probes; Aide Testifies Diplomat Told Pres. Trump The Ukrainian President "Loves Your Ass"; Yovanovitch: Pres. Trump's Attacks On Me "Very Intimidating"; Key Witness Confirms Hearing Phone Call; Says Pres. Trump Asked About Ukraine Investigations; Testimony: EU Ambassador Said Pres. Trump Cared About "Big Stuff" Like The "Biden Investigation"; Testimony: Official Believes Hold On Military Aid Was Used To "Increase The Pressure" On The Ukrainians; Key Witness: Pres. Trump Told Ukraine "Will Do Anything You Ask"; Key Witness Was Told Pres. Trump Only Care About Investigations; Outed Amb. Yovanovitch: "How Can Our System Fail Like This?"; Pres. Trump Denies Witness Tampering With Tweet Attack On Ousted Ambassador, Says He Has Right To Free Speech; House Intel Member On Today's Hearings; Roger Stone Found Guilty Of Lies That Protected Pres. Trump

WH Budget Official Will Testify If Subpoenaed; Next Witnesses in Impeachment Probe: Former Ambassador to Ukraine & Aide Who Overheard Trump-Sondland Call; Pres. Trump Seen in Animated Oval Office Conversation With Attorney General Barr; Pelosi Points to Possible Bribery Charge Against Pres. Trump; White House Braces for Day Two of Public Testimony; Republicans Cling to "Hearsay" Defense of Pres. Trump; Sheriff: Attack Unfolded in 16 Seconds; Saugus High Attack is 44th Shooting At a U.S. School in 2019; Sheriff Notes Past School Attacks as he Responds to latest One; Parkland Survivor Responds to California Attack

Key Witness: Aide Heard Pres. Trump Ask Diplomat About "Investigations," A Day After Call With Ukraine President; Key Witness Reveals Staffer Overheard Pres. Trump Asking Amb. Sondland About "Investigations"; Pres. Trump Says He Doesn't Recall Speaking To Sondland The Day After His Call With Zelensky; New Testimony Ties Pres. Trump Closer To Alleged Ukraine Pressure Campaign; Key Witnesses Say They're Not "Never Trumpers" As Pres. Trump Claimed Just Before Their Testimony; Pres. Trump Calls Hearing A "Joke," Says He Doesn't Recall Speaking To Sondland The Day After His Call With Zelensky; Appeals Court Hands Pres. Trump Another Loss, Says Congress Can Seek His Tax Returns

Infighting Consumes WH; Pres. Trump Frustrated With Mulvaney; Hours Before First Public Impeachment Hearing, White House Struggles With Infighting; NY Times: Pres. Trump Considered Firing Intel Inspector General Who Sent Whistleblower's Complaint To Congress; NY Times: Pres. Trump Considered Firing Intel Inspector General Who Sent Whistleblower's Complaint To Congress; How Will pres. Trump React As Hearings Begin?; Will Pres. Trump Be Able To Contain Himself As Parade Of Witnesses Begins To Speak? Schiff: House Will Have To Decide If Impeachment Probe "Shows Bribery, Treason, High Crimes & Misdemeanors"; Sciff: Pres. Trump's Impeachable Offenses May Include Bribery; GOP Congressman: "Schiff Doesn't Want The Facts Out, He Wants To Run His Own Version Of An Impeachment Witch Hunt"

New Impeachment Witness Testimony Just Released Less Than 48 Hours Before Public Hearings Begin; Pentagon Official Corroborated Ukraine Aid Tied To Pres. Trump's Demand For Biden Investigation; Pentagon Official Testified There Was Concern Freeze On Ukraine Military Aid Might Be Illegal; Pentagon Official: "Alarm Bells" Were Coming From Ambassador Taylor About Aid Freeze to Ukraine; Adviser: WH Put Missile Order For Ukraine On Hold; Mulvaney Concerned About Angering Russia; Exclusive Excerpts From "Anonymous Book"; Exclusive Excerpts From "Anonymous" Book On Ukraine, Military Aid; Exclusive Excerpts From "Anonymous" Book On Ukraine; Exclusive Excerpts From "Anonymous" Book On Mulvaney; Exclusive Excerpts From "Anonymous" Book On Pres. Trump; Exclusive Excerpt From "Anonymous" Book: "Barely Believable" That Pres. Trump Wanted To Combat Corruption On Ukraine; Exclusive Excerpt From "Anonymous" Book Mulvaney's "Guiding Maxim Was: Let Trump Be Trump"; Exclusive Excerpt From "Anonymous" Book: Mulvaney "Angled From Months" For Acting Chief Of Staff Job; Mulvaney Withdraws Request To Intervene In lawsuit Fighting House Subpoena Power; Mulvaney Plans To File Separate Lawsuit Over House Subpoena, Withdraws Request To Join Kupperman Lawsuit; Trump Jr. Leaves Stage While Being Heckled; Donald Trump Jr. Heckled Off Stage By Supporters Of His Father; Biden Holds Narrow Lead In New NH Poll