The Hubbert Peak: Charlie's the graduate but Josh is the one getting in car wrecks. An enviro debate kicks off and the communications staff needs a new face. The Dover Test: The first casualty of Gaza affects the soldier's father and the nation. Charlie gets a new job while the new press secretary has a baptism of fire. A Change Is Gonna Come: A China summit is jeopardized by a Presidential vexillographic gaff (i.e. a flag mix-up). And Hoynes reappears at a candidate...and wants an old staffer back. In the Room: Did Penn and Teller burn an American flag in the White House? They'll never reveal their secrets. Sen. Arnold Vinick ignites the Republican presidential race and wins over several staunch Dems.