Vice President Joe Biden is in Vancouver today stumping in support of U.S. Sen Patty Murray’s campaign for a fourth term.The Get Out the Vote Rally is free and open to the public. Registration begins at 11 a.m. at Pearson Air Museum, 1115 E. Fifth St.It is not known what traffic impact the event will have. No road closures have been announced.The visit will be Biden’s second trip to Washington state to campaign for Democratic candidates this month. The vice president was in Seattle Friday speaking at a fundraiser for 3rd Congressional District candidate Denny Heck. He’s been crisscrossing the country recently, stumping for candidates in local, state and national races at more than 100 events.