Knox played for three seasons in the NFL (2009-11), after being drafted in the fifth round (140th overall) out of Abilene Christian by the Chicago Bears in 2009, spending his entire playing career under Head Coach Lovie Smith. Knox, a wide receiver and returner, made the Pro Bowl as a rookie, after ranking second in the league in kickoff return average (29.0), including a 102-yard return for a touchdown. The Houston native retired from the NFL in February 2013, after missing the 2012 season.
Singleton spent 10 years playing in the NFL (1997-2006), entering the league with Tampa Bay in the 1997 NFL Draft as a fourth-round pick (128th overall) out of Temple. A native of Newark, New Jersey, Singleton spent the first six seasons of his career with the Buccaneers, including starting on the 2002 Super Bowl XXXVII Championship team. Following his time in Tampa, Singleton played with Dallas for four seasons. In his career (regular and postseason), Singleton, a linebacker, played in 148 games, with 58 starts, racking up 281 tackles, 6.0 sacks, five interceptions (returned 49 yards with one touchdown), four forced fumbles, two fumbles recovered and 49 special teams tackles.
Anderson was a fifth-round draft pick (159th overall) by the Chicago Bears in 2006, out of Alabama. In his seven-year playing career, Anderson played for Chicago (2006-10), the Houston Texans (2010), New England Patriots (2011) and Buffalo Bills (2012), appearing in 104 games, with 27 starts, totaling 190 tackles, 40.5 sacks, 10 passes defensed, eight forced fumbles and four fumble recoveries.
Former Buccaneers cornerback Donnie Abraham also worked with the coaching staff during OTAs this offseason.
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