Cowboys waived or released DB Akwasi Owusu-Ansah, G Ronald Leary, DE Clifton Geathers, DT Ben Bass, OLB Adrian Hamilton, OT Pat McQuistan, G Daniel Loper, C Harland Gunn, OT Jeff Adams, TE Andrew Szczerba, WR Saalim Hakim, LB Baraka Atkins and DB Lionel Smith. Owusu-Ansah, a fourth-round pick in 2010, has bounced around the league as a special teamer. The Cowboys have expressed interest in bringing Hamilton and Leary back as practice-squadders.