The 11th Hour with Ali Velshi

The White House says the president is using 'intensive, quiet' diplomacy as the conflict rages in Gaza and Israel. Back in Washington, Biden is facing pressure from both sides of the aisle to address the worsening crisis. Plus, the Supreme Court could hear a case that could mean a potential challenge to Roe v. Wade and GOP Rep. Matt Gaetz's legal troubles get worse as his former 'wingman' Joel Greenberg agrees to cooperate with the Feds. We discuss that and more with Anna Palmer, Jonathan Karl, Neal Katyal, Martin Fletcher, David Plouffe, and Michael Steele.

The growing violence between Israel and Hamas is now posing a real foreign policy challenge to the Biden White House. Meanwhile, former Matt Gaetz associate Joel Greenberg has reportedly agreed to plead guilty and cooperate with investigators. MSNBC's Brian Williams discusses that and much more with Eugene Daniels, Janine Zacharia, Chuck Rosenberg, Juanita Tolliver, Matt K. Lewis, and Dr. Kavita Patel.

Biden celebrated a 'great milestone' for the nation as the CDC says fully vaccinated people can go most places without a mask. Tensions between Israelis and Palestinians escalate further leading to fears of all-out war in the region. Plus, the GOP remains in disarray after the ousting of Rep. Liz Cheney from House leadership. MSNBC's Brian Williams discusses that and more with Jonathan Lemire, Katie Benner, Gen. Barry McCaffrey, Dr. Vin Gupta, Don Calloway, and Stuart Stevens.

On the same day that the GOP backed Trump and his attempts to overturn the 2020 election over Rep. Liz Cheney ousting her from House leadership for calling Trump out, Rep. Kevin McCarthy - the top House Republican - denied anyone in the GOP is calling Biden's 2020 win into doubt. MSNBC's Brian Williams discusses with Julie Pace and Peter Baker. Plus, we react to Pres. Biden's comments on the GOP and more during an exclusive MSNBC Town Hall event. Joining the program are Peter Baker, Julie Pace, Eugene Robinson, and Michael Steele.

More and more, Republicans are standing behind Trump who is still attacking the 2020 election and are poised to oust Liz Cheney from GOP House leadership for daring to tell the truth about it. Plus tensions between Israelis and Palestinians continue to worsen killing at least 33 people. We discuss that and much more with Ashley Parker, Charlotte Alter, Jeremy Bash, Baratunde Thurston, Bill Kristol, and Dr. Irwin Redlener.

Rep. Kevin McCarthy once said Trump 'bears responsibility' for the Capitol insurrection. But now McCarthy is following Trump and openly calling for Rep. Liz Cheney to lose her position in House leadership. Plus, the FDA approves the Pfizer vaccine for 12-15 year old teens and the FBI says a Russian crime syndicate was behind a major cyberattack on a U.S. fuel pipeline. We're joined by Philip Rucker, A.B. Stoddard, Malcolm Nance, David Plouffe, Tim Miller, and Dr. Nahid Bhadelia.

Rep. Matt Gaetz and Rep. Marjorie Taylor Green launched a pro-Trump tour in Florida on Friday pushing Trump's "Big Lie" on the election - despite the fact Trump lost the 2020 race and tried to overturn a fair election. We discuss the future of the GOP, the latest on the Covid pandemic, and more with Peter Baker, Susan Page, Stephanie Ruhle, Dr. Kavita Patel, Caroline Randall Williams, and Jon Meacham.

With Florida becoming the latest state to enact a law restricting voter access, Republicans are rallying around Trump's baseless lie that he really won the 2020 election against Joe Biden. We discuss that and much more with Jonathan Lemire, Lisa Lerer, Neal Katyal, Jason Johnson, Mike Murphy, Robert Gates, and an NBC News Exclusive Report from Andrea Mitchell.

With a growing number of Trump-loyal Republicans looking to throw her out of House leadership, Republican Rep. Liz Cheney penned an opinion piece blasting her party and warning them for their devotion to Trump's 'Big Lie' that he won the 2020 election. Plus, Facebook decides - for now at least - to keep its ban on Trump in place. We discuss that and more with Carol Leonnig, David Jolly, Jen Golbeck, Eugene Robinson, Bill Kristol, and Dr. Nahid Bhadelia.

The rift within the Republican Party over Liz Cheney's full-throated attacks on Trump's big election lie is reaching a boiling point as the top Republican in the House, Rep. Kevin McCarthy, is caught bad-mouthing Cheney on a hot mic. We discuss that and much more with Yamiche Alcindor, Dr. Irwin Redlener, Denver Riggleman, fmr. Sen. Harry Reid, Juanita Tolliver, Tim Miller, and John McWhorter - plus, get a report from Afghanistan from Richard Engel.