Dolphins sign QB Brock Jensen, LB Chris McCain

The Dolphins have signed two more undrafted free agents. The club said Monday it had reached deals with quarterback Brock Jensen and linebacker Chris McCain. The 6-foot-3, 223-pound Jensen threw for 8,598 yards with 72 touchdowns and 21 interceptions in four seasons at North Dakota State, completing 62.5 percent of his passes (703-of-1,124). The 6-foot-5,…