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 reports that the team has told defensive tackle Isaac Sopoaga that he will be released. Sopoaga came to the Pats in an October trade with the Eagles as New England scrambled to find ways to replace Vince Wilfork in the middle of their defensive line. Sopoaga saw action in six games and made two tackles before being inactive for the final two regular season games and both playoff contests.