The Las Vegas Raiders are hiringNorv Turner to be an assistant to help with the offense, according to multiple reports from the NFL Network. This comes after the Raiders fired offensive coordinator Luke Getsy, quarterbacks coach Rich Scangarello and offensive line coach James Cregg. Turner, 72, is considered to be one the of best offensive minds in NFL history. He was the Dallas Cowboys offensive coordinator when the team won Super Bowl XXVII and Super Bowl XVIII. Along with being a successful offensive coordinator, Turner was the head coach for Washington, the San Diego Chargers and the Raide…