Mike Tomlin: Sean Spence will “have a full recovery” from knee injury

Last week, Steelers linebackers coach Keith Butler suggested Sean Spence, the club’s 2012 third-round pick, might never play again after suffering a serious knee injury last summer, with Butler saying it would be “miraculous” if Spence were to come back in 2013 or 2014. However, Steelers head coach Mike Tomlin said Saturday he’s optimistic about the…