Tomlin: “We’re extremely excited” about Haley

Mike Tomlin wasn’t expected to speak Thursday as the Steelers introduced offensive coordinator Todd Haley. Perhaps sensitive to the perception in Pittsburgh that Tomlin didn’t want to hire Haley, the Steelers head coach wound up talking after all. “Needless to say, we’re extremely excited” about hiring Haley, Tomlin said. Tomlin didn’t take questions or say…