Colts have found their offense since firing Reich. The defense has been a different problem

By STEVE REED  AP Sports Writer CHARLOTTE, N.C. (AP) — The Indianapolis Colts were struggling mightily on offense last season when owner Jim Irsay decided to fire coach Frank Reich in the middle of his fifth season. Offense hasn’t been a big issue for new Colts coach Shane Steichen. Under Steichen, the Colts (3-4) have…