—Buffalo addressed a need at linebacker by signing seven-year veteran Manny Lawson. The Bills are switching from a 4-3 alignment to a 3-4 under new coordinator Mike Pettine.
—Miami already had signed linebacker Dannell Ellerbe and added to that unit Wednesday by giving Philip Wheeler a five-year contract, worth $26 million, half of that guaranteed. He spent his first four NFL seasons with the Indianapolis Colts and played last season for the Raiders, where he had career highs of 109 tackles and three sacks.
The Dolphins released linebackers Karlos Dansby and Kevin Burnett.
—Minnesota re-signed LB Erin Henderson and WR Jerome Simpson, while Washington did the same with DE Kedric Golston.
—New Orleans re-signed long snapper Justin Drescher to a four-year contract.