Lewis (6-0, 2008) was the third of the Steelers' three third round selections (96th overall) in this year's draft out of Oregon State. In 48 career starts Lewis recorded 117 tackles (81 solo), one sack and seven interceptions. Lewis was named Academic All-Pac 10 and All-Pac 10 honorable mention at cornerback as a senior.
Burnett (5-10, 192) was the first of the Steelers' two fifth round selections (168th overall) in this year's draft out of Central Florida. A four-year starter, Burnett was a first-team All-Conference USA selection at cornerback, punt returner and kickoff returner as a senior. Burnett finished his career with 16 interceptions and five returns (three punts, two kickoffs) for scores.
Summers (5-10, 240) was the second of the Steelers' two fifth round selections (169th overall) in this year's draft out of UNLV. A two-year starter, Summers led the Rebels in 2008 with 740 yards on 183 attempts (4.0 avg.) with eight touchdowns. Summers became the only player in UNLV history to lead the team in both rushing touchdowns (six) and receiving touchdowns (four) during the 2007 season.
The Steelers also announced they have released veteran punter Dirk Johnson. Originally signed by the Steelers on May 1, Johnson previously punted for the Arizona Cardinals, Chicago Bears, Philadelphia Eagles and New Orleans Saints.