Check out more than two dozen photos from USC's fourth spring practice Tuesday -- the Trojans' second in full pads.

Media were allowed to watch and photograph the first 15 minutes. Here were the shots of the day.

**Not subscribed? TrojanSports.com is running a special promo to celebrate Lincoln Riley's first spring with the program. Sign up before April 1 and get 50 PERCENT OFF a new annual subscription. Use promo code RILEYERA and this link. It's that easy!**