Friendship Collegiate Academy (Washington, D.C.), 6'4", 305 pounds
A prototypical run stuffer, he plays with tremendous gap discipline and has a work ethic to match. He also has an explosive first step, which helped him to 40 tackles, six sacks and a forced fumble in 2010.
5. Keith Marshall, RB
Millbrook (Raleigh), 5'11", 190 pounds
He may be the fastest player in the country. He ran for 1,550 yards and 17 touchdowns in 2010 and further showcased his speed at the World Youth Trials in Myrtle Beach, S.C., where he won the 100-meter event with a time of 10.64 seconds in June.