Buffalo Bills Rumors: X-Factors In 2021 Are RBs Devin Singletary, Zack Moss & Matt Breida? (VIDEO)

The Buffalo Bills enter the 2021 season without many holes, but one of their weaknesses last year was in the rushing game. Devin Singletary and Zack Moss struggled to complement Josh Allen and the Bills offense. Bills rumors had asked how they would address the position, but the only move was the addition of Matt Breida in NFL Free Agency. Now, Bleacher Report lists the running backs as X-factors for Buffalo in 2021. Tom Downey from Chat Sports breaks it all down.