** FILE ** In this Oct. 14, 2009, file photo, Sen. Tim Johnson, D-S.D., is seen on Capitol Hill in Washington. (AP Photo/Haraz N. Ghanbari, File)

Photo by: Haraz N. Ghanbari

** FILE ** In this Oct. 14, 2009, file photo, Sen. Tim Johnson, D-S.D., is seen on Capitol Hill in Washington. (AP Photo/Haraz N. Ghanbari, File)