Choice has agreed to re-sign with the Buffalo Bills after being a late-season pickup last year. He is is expected to compete for a reserve spot behind a fully recovered Jackson and C.J. Spiller. Buffalo was Choice's third team last season after he opened with Dallas before being waived, and was then claimed by Washington
Choice had 23 carries for 70 yards, and added seven catches for 51 yards in six games with Buffalo. The Bills claimed him off waivers on Nov. 23 after starter Fred Jackson broke his right leg. Choice spent his first three NFL seasons with the Cowboys, who selected him in the fourth round of the 2008 draft. He has 1,216 yards rushing and nine touchdowns in 61 career games, including four starts.

The Buffalo Bills continued to target improving their pass rush in free agency by signing Anderson.
Listed at 6-foot-4 and 255 pounds, Anderson has 35-1/2 sacks in six seasons, including 10 last year with the New England Patriots. Selected in the fifth-round of the 2006 draft by Chicago, Anderson spent four-plus seasons with the Bears before finishing the 2010 season playing with Williams in Houston.

Scott has agreed to re-sign with the Buffalo Bills a week into the NFL's free agency period.
Scott is a nine-year veteran, who will return to Buffalo for a sixth season. Listed at 6-foot-1 and 220 pounds, Scott is a versatile role player, who can play both safety and linebacker. He had two interceptions, one sack and recovered a fumble for a touchdown in 16 games, including seven starts, last season.

Hagan re-signed on Monday with the Buffalo Bills. Terms of the deal were not disclosed.
Hagan caught 13 passes for 138 yards and a touchdown in four games with the Bills in 2011 after joining the team Nov. 22. He was a third-round draft choice out of Arizona State, and has played in 69 games, with eight starts. He has 1,221 yards receiving and six touchdowns for his career.