Broncos sign seventh-round pick Zac Dysert

The Broncos announced the signing of rookie quarterback Zac Dysert on Monday. The 6-foot-3, 231-pound Dysert, a seventh-round pick from Miami (Ohio), will compete to stick on the Broncos’ roster. The Broncos kept three quarterbacks a season ago, with Brock Osweiler the top backup to Peyton Manning and Caleb Hanie third on the depth chart.…