Detroit Lions running back D'Andre Swift (groin) has returned to practice but questions remain whether he can be an effective contributor Week 1. Head coach Dan Campbell told reporters, "Swift concerns me a little bit with getting his wind and being able to take load. How much can he with where he's at?" Campbell said. "... Look, I'll state the obvious here. He's got ability. There's things that we feel we can do with him, offensively, that really benefit us. But we don't know if he's going to ...