By Tim Graham
One of the more intriguing questions facing the Buffalo Bills' offense is how Chan Gailey will deploy running backs Fred Jackson and C.J. Spiller.
How will they split carries? Will Jackson remain a workhorse? How often will they be on the field at the same time?
The first preseason game didn't teach us anything. Neither got a carry, and they were targeted by Ryan Fitzpatrick only three times, with one catch.
The Bills, however, are excited about what they've seen from Spiller this summer. In a blog this morning, receiver David Nelson fawned over Spiller's skills, saying the third-year back can do it all.
With his role still mysterious, let's prognosticate about Spiller's chief contribution to the Bills in 2012.
