In this clip, George Stephanopoulos asks Trump why the GOP changed its platform position on Ukraine. Trump has no clue what he’s talking about, and proceeds to promise that Putin/Russia won’t go into Ukraine, which is a promise that it’s a little late to make.

Sam Seder is an American comedian, writer, actor, film director, television producer-director, and progressive talk radio host. His works include the film Who's the Caboose? (1997) starring Sarah Silverman and Seder, as well as the television shows Beat Cops (2001) and Pilot Season (2004). He also appeared in Next Stop Wonderland (1998). Seder also made guest appearances on Spin City (1997), Sex and the City (2000) and America Undercover (2005).