‘Losman hasn’t been bad as a passer, finding receivers Lee Evans, Josh Reed and Peerless Price enough to achieve a passer rating of 90.6 and completion percentage of 64.0 (71-of-111, 797 yards, 3 TDs, 1 interception). But almost anything the Bills achieve begins with the threat of McGahee running. “It’s going to be tough,” Bears defensive tackle Ian Scott said. “He breaks tackles, he runs over guys, he’s a big dude, he’s fast. He’s a tough challenge.”‘