Irsay suggests Colts will trade for a running back

He’s at it again. In the wake of the season-ending torn ACL suffered by running back Vick Ballard, Colts owner Jim Irsay has proclaimed on Twitter that Ahmad Bradshaw and Donald Brown will have to step up. And then Irsay added this:  “Grig’s gonna work hard to wheel n deal B4 trade deadline, let’s roll.”…