The Ravens have re-signed DT Kelly Gregg to a 4 year, $20.3 million dollar contract.  He played in all 16 games last season and he made 61 tackles, had 3.5 sacks, defensed 2 passes, forced a fumble and recovered 3 fumbles.  Gregg had an outstanding season for the Ravens and he was rewarded like he should have been.  Credit Gregg and rookie Haloti Ngata will the great play of the linebackers for the Ravens as they kept the offensive line away from the backers.