Green bay, WI (WSAU) The Green Bay Packers have locked up Desmond Bishop. Various media reports say it's a four year , 19 million dollar contract extension for the 26 year old linebacker. Bishop is in his fourth NFL season and has emerged as a starter this season after injuries to Nick Barnett and Brandon Chillar. He's second on the Packers with 113 tackles, three sacks and an interception. Bishop could have been a free agent after this season.