4:49 p.m. -- Bryce Treggs (Bellflower, Calif./St. John Bosco) was the last Trojans target to announce, as he stuck with his original commitment to California. He resisted overtures to UCLA and USC, though it was unclear if Treggs had a commitable offer to the Trojans. Rogers has submitted his letter of intent, meaning that all 17 Trojans are now officially signed.
4:38 p.m. -- Carson, Calif., wide receiver Darreus Rogers announced for USC over Arizona State and Oregon. Rogers had been committed to the Trojans for over a year, but recently opened up his recruitment before deciding to go back to the Trojans.
3:04 p.m. -- Stanford took another prospect that USC was going after, as defensive tackle Aziz Shittu (Atwater, Calif./Buhach Colony) announced for the Cardinal. Shittu committed to Stanford early before opening up the process. Darreus Rogers and Bryce Treggs are the only USC targets that have yet to announce. They'll announce within the next two hours on Fox Sports Prime Ticket.
2:18 p.m. -- After announcing his choice of USC early Wednesday morning, defensive tackle Leonard Williams (Daytona Beach, Fla./Mainland) is now officially signed with the Trojans. The No. 50 recruit in the ESPNU 150, Williams chose the Trojans over Florida and Auburn.
1:47 p.m. -- San Clemente, Calif., offensive lineman Kyle Murphy announced for Stanford at a ceremony at his high school. Murphy is the second offensive lineman to choose the Cardinal over the Trojans, as Andrus Peat made a similar decision a couple hours earlier.
11:08 a.m. - USC announced the signing of wide receiver Nelson Agholor (Tampa/Berkeley Prep). Agholor, the No. 47 recruit in the country, chose the Trojans on ESPNU over Florida, Florida State, Notre Dame and Oklahoma.
11:04 a.m. -- USC announced the signing of cornerback Devian Shelton (Inglewood, Calif./Inglewood). Shelton, who was previously committed to Oregon State, was offered by the Trojans earlier this week.
10:26 a.m. -- USC announced the signings of four-star offensive linemen Zach Banner (Lakewood, Wash./Lakes) and Jordan Simmons (Encino, Calif./Crespi). Banner committed to the Trojans on Monday over Oklahoma, Washington, Notre Dame and Michigan while Simmons committed to the Trojans in October.
10:16 a.m. -- USC announced the signings of linebacker Jabari Ruffin (Downey, Calif./Downey) and offensive lineman Max Tuerk (Santa Margarita, Calif./Rancho Santa Margarita). At No. 36 overall in the ESPNU 150, Ruffin is the top-ranked player in the Trojans' class while Tuerk, at No. 63, is USC's third-ranked player.
10:09 a.m. -- USC announced the signing of four-star cornerback Kevon Seymour (Pasadena, Calif./Muir). Seymour committed to the Trojans at the U.S. Army All-American Bowl, choosing USC over California, Washington and UCLA.
10:04 a.m. -- USC announced the signing of three-star fullback Jahleel Pinner (Mission Viejo, Calif./Mission Viejo). Pinner is the No. 1 fullback in the country and has been committed to the Trojans since May.
9:50 a.m. -- USC announced the signing of four-star tight end Jalen Cope-Fitzpatrick (Rocklin, Calif./Whitney). Cope-Fitzpatrick is rated the No. 1 tight end in the country by ESPNU. Cornerback Devian Shelton (Inglewood, Calif./Inglewood) also announced for the Trojans over Oregon State, Nebraska and Arizona.
9:17 a.m. -- USC is having a good day in Florida, as the Trojans picked up wide receiver Nelson Agholor from Tampa. Agholor's commitment wasn't a big surprise, as the No. 47 prospect had always been high on USC since the Trojans provided him with his first offer. Florida, Florida State, Notre Dame and Oklahoma were his other finalists.
8:46 a.m. -- After losing Vatuvei a half-hour ago, the Trojans got themselves a big commitment in Leonard Williams (Daytona Beach, Fla./Mainland). Williams, the No. 50 player in the ESPNU 150, picked the Trojans over Florida and Auburn.
8:13 a.m. -- Defensive end Pio Vatuvei made a switch, as he will sign with Washington. Vatuvei, who has been committed to the Trojans since August, was likely influenced by new Washington assistant coach Tosh Lupoi.