This Vikings rookie has game-changing speed. Here's what it could mean for the offense.

Minnesota Vikings rookie running back Demond Claiborne is adjusting to NFL life in training camp. Early in Vikings training camp, Claiborne's speed has been impossible to ignore. Demond Claiborne adjusts to NFL with help from Aaron JonesClaiborne's task in camp is learning how to translate that speed to the NFL. Claiborne's speed evokes memories of the explosive backfield new Vikings assistant head coach Frank Smith worked with as Miami's offensive coordinator. Speed is what attracted the Vikings to Claiborne.