President Barack Obama is accompanied by Sens. Lamar Alexander and Bob Corker, and Congressman Jim Duncan as they exit Air Force One at McGhee Tyson Air National Guard Base, Tenn., Jan. 9. The president visited Pellissippi State Community College in Knoxville to announce a new education initiative. (U.S. Air National Guard photo by Master Sgt. Kendra M. Owenby, 134 ARW Public Affairs)