When, and if, it comes time to look for a running mate, Barack Obama will be looking for "somebody who knows about a bunch of stuff that I'm not an expert on.'' This was the senator's word at a closed-door fundraiser last night in San Francisco, the Huffington Post reports. Obama fielded a question on what he's looking for in a running mate, HuffPo''s Mayhill Flower writes. "I would like somebody who knows about a bunch of stuff that I'm not as expert on," the senator is quoted as saying. "I think a lot of people assume that might be...