The Redskins released a statement Saturday announcing that they have placed cornerback Phillip Buchanon on the ReserveInjured list and added cornerback Brandyn Thompson to their 53-man roster.Buchanon (5-11, 190) was in his 10th NFL season and his second with the Redskins. Buchanon has played in 123 career NFL games, including two during the 2011 season.Thompson (5-10, 177) appeared in two games in 2011. Thompson saw action at cornerback in the Redskins Week 2 win against Arizona, and he appeared on special teams in Washingtons Week 3 game against Dallas.Phillip Buchanon broke the news earlier via his personal facebook page, ending his season before it really got started.The post is time stamped at about noon on Saturday. It says, I will be placed on IR today so my season would be over & what a crazy year.After playing as the teams nickel back in 2010, Buchanon was resigned to a one-year contract after the lockout ended. He served a four-game suspension for violating the NFLs substance abuse policy before rejoining the roster.