By Daniel Bates Derek Carr appears to be a part of the Las Vegas Raiders’ future, rather than its past. On Sunday, NFL.com‘s Ian Rapoport all but confirmed that the Raiders are prepared to discuss an extension to keep Carr in silver and black. Carr only has one year left on his deal. The Raiders owe the veteran QB around $20 million next season. While the quarterback was very vocal about keeping Rich Bisaccia in place, Rapoport’s sources say Carr’s top choice for a new coach was actually Josh McDaniels. “In the past, McDaniels’ and Ziegler’s affection for the three-time Pro Bowler led them to …