CNN The Lead w/ Jake Tapper

McConnell: U.S. dealt with sin of slavery by electing Obama; Biden recalls his working relationships with segregationists; Biden campaign defends comments: Biden didn't praise segregationists, but there was civility involved; Nadler: Dems would "destroy" WH immunity argument in court; Hicks about to wrap closed-door testimony on hill; Trump returns to WH after 2020 rally filled with 2016 attacks; Warren grabs Sanders' attention as she soars in new poll; Sanders tells corporate America: "I welcome your hatred"; Warren campaign: "we don't pay much attention to polls"; Trump delivers on coal promise, rolls back Obama-era policy; "Miracle on the Hudson" pilot testifies on Boeing 737 Max airliner, says he had trouble landing in simulator

Trump's re-election rally eclipsed by defense pick withdrawing; Orlando Sentinel makes 2020 endorsement: not Donald Trump; Orlando Sentinel editorial board: "enough of the chaos, the division...and especially the lies"; Biden says campaign has raised close to $20 million so far; Prominent GOP figures attend Biden fundraiser; BI digs into Dallas gunman's background, social media; Report: most extremist murders in 2018 were by right-wing killers; Manafort avoids transfer to notorious Rikers Island after DOJ intervenes; Top tier at DOJ intervenes in Manafort's NY fraud case; Crowds filling arena for Trump re-election rally

Source: firings of pollsters about pacifying Trump; NYT: intel officials hesitant to tell Trump about ramped up operations against Russia; Campaign: Buttigieg canceling events through Wednesday after deadly police shooting in South Bend, Indiana; Biden slams Trump for trying to "divide the country"; Biden: if I'm Dem nominee, I plan on winning GA, NC & SC; NYT reveals youngest known child separated at border; Gloria Vanderbilt dies at 95 after battle with cancer

Buttigieg: I'm worried Trump would take foreign dirt; McConnell to Dems: Time to move on, "The case is closed"; McConnell: I'm the "Grim Reaper" when it comes to Dem agenda; Warren, O'Rouke, Booker face off in first night of debates, with Biden, Sanders, Harris, Buttigieg set for night two; Justice dept. to weigh in on subpoena for Trump's tax returns; Warren releases minority business plan as she rises in polls; Trump predicts he'll run against Biden, Sanders, or Warren; Trump campaign acknowledges Trump trailed Biden in key states in internal polling in March; Outrage from Flint residents as all charges are dropped against officials accused of causing water crisis; Flint Mayor reacts to charges being dropped against officials charged in water crisis; Some Flint residents "Re-Traumatized," "Horrified" over charges being dropped against officials for water crisis; Trump: "I'm not going to fire" Conway over hatch violations; Trump: "I'm not going to fire" Kellyanne Conway over hatch act violations, "she's a terrific person";

Trump: "Nothing wrong with listening" if Russia or China offers dirt; Trump says he might not tell FBI if foreign govt. offered info; Sen. Warner introduced bill requiring candidates to notify FBI if contacted by a foreign agent; Sources: In private conversations, Sanders has discussed running for Governor of Arkansas; From defending to denouncing: GOP splits on Trump comments; Trump calls out FBI Dir.: He is "wrong" to say candidates should report report foreign govt offers dirt on opponent; Trump: All congressmen take "oppo" research from Govts.; Dems slam Trump as "UN-American," "Disgraceful," "Lawless"; Dem candidates outraged over Trump saying he'd take dirt from foreign govt