Steelers sign QB Troy Smith
Smith spent three seasons with the Baltimore Ravens from 2007-09, beating the Steelers as a rookie starter in 2007. He was with the San Francisco 49ers in 2010. He last played with the Omaha Nighthawks of the United Football League.
Pittsburgh also signed wide receivers Tyler Beiler, David Gilreath, Derrick Williams and Jimmy Young.
Copyright 2012 by The Associated Press