The Redskins have plenty of work to do. The offensive line, specifically pass protection, would be a good place to start. Robert Griffin III and the Redskins starters managed 10 total yards on their first three series of Thursday night’s preseason game vs. the Lions. On the fourth series, Griffin got sacked on consecutive plays. On the second sack, his fumble was recovered by Gabe Wright of the Lions at the Redskins’ 11-yard line. To make matters worse, the Redskins announced Griffin was then evaluated for a right-side stinger and possible concussion. He was cleared to return to the game...