At a town hall meeting at the Palm Beach County Convention Center in West Palm Beach, Florida, Sen. Joe Biden, D-Del, ignored pleas from his staff to wrap up, and riffed for an hour and 15 minutes. The evening was full of Biden-isms, including the inevitable Obama/Osama slip, made when Biden was discussing the mountainous Afghanistan-Pakistan border "where Obama, Osama Bin Laden lives, and Obama wants to go to get him." The ebullient son of Scranton did not disappoint, telling one questioner concerned with how the Democratic ticket would withstand "Swift boat-style" attacks that they would respond with "a straight...