Redskins cut Derrick Dockery

The Washington Redskins released left guard Derrick Dockery Tuesday, according to the eight-year veteran offensive lineman said. Dockery, who was owed $3.82 million for the coming season, said that Coach Mike Shanahan informed him of his release Tuesday. The move came a day after the Redskins released running back Clinton Portis. The move didn't come as much of a surprise, said Dockery, who was coming off a frustrating season in which he suited up for only five games. Prior to his benching in Week 3 against St. Louis, Dockery had started 111 straight games dating back to his rookie season out of Texas. The Redskins selected Dockery in the third round of the 2003 draft, and he played for the team for five seasons before signing with Buffalo as a free agent. The Bills waived Dockery two seasons later, and Dockery re-signed with Washington in 2009. The 6-foot-6, 325-pound Dockery