When Montgomery finally switched permanently to running back many thought it would just be a short term gimmick .
Aaron Rodgers was especially dangerous against zone this season , and Montgomery 's mere presence was one of the most valuable things about him .
When Montgomery finally switched permanently to running back many thought Montgomery would just be a short term gimmick .
Aaron Rodgers was especially dangerous against zone this season , and Montgomery 's mere presence was one of the most valuable things about him .