The Oakland Raiders have re-signed defensive coordinator Jason Tarver, according to NFL sources, on the day his contract expired. The Raiders' defense improved from 29th overall in 2011 to 18th in 2012, Tarver's first season as defensive coordinator. But Oakland slipped to 22nd in total defense this season, a year in which it allowed Philadelphia Eagles quarterback Nick Foles to tie an NFL record with seven touchdown passes and Kansas City Chiefs running back Jamaal Charles to catch eight passes for 195 yards and score five touchdowns. Read more http://espn.go.com/nfl/story/_/id/1...rs-re-sign-defensive-coordinator-jason-tarver
