WASHINGTON - Democratic Sen. Tim Johnson of South Dakota is still recovering from a December brain hemorrhage, but his office appears to be beefing up his staff for a 2008 re-election campaign. Drey Samuelson, Johnson's chief of staff, said Wednesday that the office has hired Steve Jarding as deputy chief of staff. Jarding, who will work for the senator's congressional office in Rapid City, S.D., is a veteran political consultant who served as a top strategist for James Webb, the Virginia Democrat who upset Republican Sen. George Allen last November. Jarding is a native of South Dakota and worked for...