Running back Sammie Smith rushed for 99 yards and caught a 9 yard reception.
But the second time, Lewis fumbled and Sammie Smith recovered for a loss of 9 yards.
Sammie Smith of Florida State is another runner who could be available.
Sammie Smith scored on the next play to cap a 64-yard drive for a 17-3 lead.
Sammie Smith, with a year's experience, will relieve the increasing pressure on Marino.
Meanwhile, the Dolphins' top running back, Sammie Smith, rushed six times for minus 3 yards.
Activated Sammie Smith, running back, from injured reserve.
Higgs replaced fumble-plagued Sammie Smith and rushed for 131 yards in 25 carries.
The drive began with a 10-yard run by Sammie Smith, a second-year pro who ran for a career-high 159 yards and one touchdown.
Sammie Smith of Florida State (6-2, 222) will probably be gone before the Giants pick, but if he is there they may take him.