Earlier today, I noted that the Washington Post’s piece on Joe Sestak didn’t even mention Sestak’s claim that he’d been offered a job by the White House if he would have dropped out of the race against Arlen Specter. At today’s White House press briefing, ABC’s Jake Tapper, CNN’s Ed Henry, and another reporter grilled Press Secretary Robert Gibbs on Sestak’s claim (full transcript after the jump). Julie Mason reports: