Kristen Welker has exclusive interviews with Ukrainian President Volodymyr Zelenskyy, Treasury Secretary Scott Bessent, Sen. Raphael Warnock (D-Ga.) and Sen. James Lankford (R-Okla.). Steve Kornacki breaks down the results of a new NBC News Decision Desk poll. Hallie Jackson, Lanhee Chen, and Steve Ricchetti join the roundtable.