Two more for practice squad
One more spot it open for a safety.
Mills is a fourth-round draft choice of the New England Patriots in 2006. The 6-1, 235-pound product of Tulsa spent the past three seasons with the Minnesota Vikings, notching seven receptions for 91 yards in nine games.
Williams joined the San Diego Chargers this spring as an undrafted free agent and was released this past weekend.
Williams (6-0, 203) is a product of Tulane where in his senior year he caught 84 passes for 1,113 yards and seven touchdowns.