Matthew Stafford had his best year as a pro last season, posting video-game numbers as he nearly led the Los Angeles Rams to a second Super Bowl appearance in his five seasons with the team. Even more impressive, Stafford did it with a balky back at 37 that forced him to miss a large portion of training camp. Now, even with the Rams as heavy Super Bowl favorites, it's fair to wonder if Stafford can put together a repeat MVP performance in his 18th season. The Rams have already hedged against that happening by selecting their quarterback of the future, Ty Simpson, in the first round of April's...