http://assets.espn.go.com/i/tvlistings/tv_espn_original.gif en-us 10 ESPN Inc. http://espn.go.com/ Copyright 2010 ESPN Inc. Nick Ekbatani and Michael Fletcher break down the top defensive back performers at the Columbus NFTC.]]> May 09, 2012 13:41:54 PDT More action from the WR/DB one-on-one drills at the Columbus NFTC.]]> May 07, 2012 14:54:14 PDT A look at some of the highlights from the one-on-one match-ups between the wide receivers and defensive backs at the Columbus NFTC.]]> May 07, 2012 12:14:37 PDT