Report: Raiders Signing G Jackson to Massive Five-year Extension

After locking up Derek Carr to the richest contract in NFL history, the Raiders are reportedly signing lineman Gabe Jackson for the long haul.

Jackson and the Raiders have reportedly agreed to a five-year extension worth $56 million, according to the NFL Network's Ian Rapoport. 

The Raiders drafted Jackson in the third round of the 2014 NFL Draft after first selecting Khalil Mack and then Carr in the same year. 

More to come...