Kosar took just over 3 minutes, though, to direct his own 80-yard march despite injuries to two starting linemen.
And they still have players to sign, including three starting offensive linemen.
This was also the first day after Coach Ray Handley ended the "permanent" shuffle of three of his five starting offensive linemen.
Four out of the five starting offensive linemen will need new contracts.
The Ravens were missing three running backs and three starting defensive linemen because of injuries.
Despite the absence of three starting linemen, the Buccaneers held the Bears defense to two sacks.
Three of Columbia's starting offensive linemen were out with injuries incurred in the past 10 days in practice.
Also, Reeves is still missing three starting offensive linemen and played a rookie, Scott Zatechka, at guard against a pretty good defense.
Sometimes a near-catastrophe like losing three starting offensive linemen forces a rookie from the comfort of the sideline into the heat.
Georgia's offensive line, despite starting only six scholarship offensive linemen, allowed just two sacks to the Virginia Tech defense.