Dolphins add Chekwa, Cruz to offseason roster

The Dolphins announced the signings of cornerback Chimdi Chekwa and wide receiver A.J. Cruz on Friday. Chekwa, 27, was a fourth-round pick of the Raiders in 2011 who’s also spent time with the Patriots. He was cut by the Raiders before last season began but has played in 32 career games, starting four. Cruz, 24,…