South Florida held its pro day on March 6 outdoors on grass. A total of 17 representatives from NFL teams were on hand to watch, including San Francisco 49ers secondary coach Ed Donatell. Sam Barrington, LB (6 3/8, 235 pounds) - Barrington took part in position drills, and clocked in a 4.69 seconds in the 40-yard dash. He recorded a 37-inch vertical leap and went 10-foot-2 in the broad jump. Barrington also went 4.25 in the short shuttle. Cory Grissom, NT (6-1 3/4, 303 pounds) - The defensive standout had a good position workout and went 4.82 in the 40. He recorded 24 reps in bench press at the standard 225 pounds. Kayvon Webster, CB (5-10 5/8, 197 pounds) - [...]