Chuck Season 4 Episode 20: Chuck Versus the Family Volkoff

Chuck Season 4 Episode 20 can be watched on Monday on April 14, 2011 at 8:00pm EDT on WNBC (NBC) TV channel. Title of the brand new episode is: Chuck Versus the Family Volkoff. Synopsis of the episode is: Chuck tries to prove Vivian Volkoff's innocence after the CIA orders her assassination; Ellie thinks her search into her father's past is being interfered with.