USC's young player scrimmage could reveal defensive reinforcementsby:Erik McKinney•10/14/21•ErikTMcKinneyRead In AppUSC Trojans linebacker Raesjon Davis (9) during a college football game between San Jose State Spartans against the USC Trojans on September 4, 2021, at United Airlines Field at The Los Angeles Memorial Coliseum in Los Angeles, CA. (Photo by Jordon Kelly/Icon Sportswire via Getty Images)Thursday's scrimmage among USC's young players won't count in the Pac-12 standings, but it could serve as one of the more important remaining games on the schedule for the Trojans.