Former running back Bush and former men’s basketball player O.J. Mayo are back after a 10-year disassociation from the University.
USC is now left with two scholarship quarterbacks on its roster.
Pittman will serve as a weapon for new Colts quarterback Philip Rivers.
Jackson was the first Trojan selected in the 2020 NFL Draft.
The decision comes on the heels of an impressive freshman season by Kedon Slovis.
Despite the lack of contact, Trojan players and coaches brought plenty of energy.
Two former Trojans exceeded expectations at Lucas Oil Stadium in Indianapolis.
Orlando said the opportunity to work with head coach Clay Helton helped draw him to USC.
Recent commitments from coveted national recruits have elevated USC’s class.
Two USC alumni have advanced to the conference championship round.