National Security Adviser Jake Sullivan joins Meet the Press to discuss the state of the war in Ukraine. Rep. Byron Donalds (R-Fla.) talks to Kristen Welker about former President Trump’s position on IVF after an Alabama Supreme Court ruling. Gov. Gavin Newsom (D-Calif.) exclusively joins and defends President Biden’s ability to win in 2024. Yamiche Alcindor, Lanhee Chen, Stephanie Cutter and Chuck Todd join the Meet the Press roundtable following South Carolina’s Republican primary.