The NFL has him run the clock for one preseason and one regular season game a year , just to make sure he 's ready .
Schuelke also is Mortell 's backup on the game clock .
The NFL has Schuelke run the clock for one preseason and one regular season game a year , just to make sure Schuelke 's ready .
Schuelke also is Mortell 's backup on the game clock .