Jaguars add Roy Miller, Alan Ball

The Jaguars have signed Buccaneers free agent defensive tackle Roy Miller to a two-year contract, agent Mike McCartney said Friday. The 25-year-old Miller appeared in 15 games (14 starts) for Tampa Bay in 2012, recording 24 tackles. He played 503 snaps, per Pro Football Focus. The 6-foot-2, 310-pound Miller will help the Jaguars replenish their interior…