TJ Brock wearing P3 at state 100m finals

Good Luck this year at USC TJ.

Chaminade’s T.J. Brock, center, wins the boys’ 100-meter dash at the Mission League track finals held at Occidental College (Glenn Koenig / Los Angeles Times)

http://www.latimes.com/sports/highschool/la-sp-mission-league-track-20160506-story.html