CSN New England "Things are happening. According to multiple reports, the Patriots have released Isaac Sopoaga, clearing about $2 million in cap space." March 13
Pro Football Talk "The Patriots have lined up visits with several free agents over the last two days, but they have yet to add anyone to the roster. On Wednesday, they dropped someone. Mike Reiss of ESPNBoston.com reports that the team has told defensive tackle Isaac Sopoaga that he will be released. Sopoaga..." March 12
Philly.com "The Eagles traded nose tackle Isaac Sopoaga to the New England Patriots before Tuesday's trade deadline. Sopaoga was packaged with a sixth-round pick for a fifth-round pick in the 2014 draft. Sopoaga, 32, was signed in the offseason to be the team's starting nose tackle. He played eight games,..." October 30
Eagles report that they have traded DT Isaac Sopoaga and 6th-round pick to the Patriots for a 5th-round pick.