FILE - In this Oct. 29,2009, file photo Crystal Chiu places a placard on the podium on Capitol Hill in Washington, prior to a news conference about health care. House Democratic leaders struggled Friday, Nov. 6, 2009, for the final votes needed to pass sweeping health care legislation, working to ease concerns among Hispanic holdouts and abortion foes. (AP Photo/Alex Brandon, File)AP – President Barack Obama is traveling to Capitol Hill on Saturday to try to close the sale on his signature health care overhaul, facing a make-or-break vote in the House certain to be seen as a test of his presidency.