Sep. 26 2:36 PM PT3:36 PM MT4:36 PM CT5:36 PM ET21:36 GMT5:36 AM 北京时间2:36 PM MST4:36 PM EST4:36 PM CT1:36 UAE (+1)17:36 ET - The Tampa Bay Buccaneers have signed defensive end Jeff Charleston to fill a roster spot that opened when Adrian Clayborn was placed on injured reserve. Charleston practiced with the team for the first time on Wednesday. Analysis: Charleston is a sixth-year pro who spent four seasons with the New Orleans Saints after playing with the Indianapolis Colts as a rookie in 2007. He has appeared in 65 games with four starts and has eight career sacks. Coach Greg Schiano said Wednesday that third-year pro Daniel Te'o-Nesheim will move into Clayborn's starting right end position.