Lewis ' fist - pumping after being leveled came when Buffalo trailed 21 - 17 in the third quarter .
The Bills won in Lewis ' second start since being promoted from the practice squad to replace injured EJ Manuel .
Lewis ' fist - pumping after being leveled came when Bills trailed 21 - 17 in the third quarter .
The Bills won in Lewis ' second start since being promoted from the practice squad to replace injured EJ Manuel .