Biden took a *10-hour* train ride from Poland to Kyiv as US fighter jets circled the Poland/Ukraine border, making him the 1st sitting president to enter a war zone with no active US military presence. @SabrinaSiddiqui of the @WSJ was with him. She joins me 8pET @allinwithchris

— Ali Velshi (@AliVelshi) February 20, 2023