Pac-12 Networks' JB Long and Don MacLean break down how two USC freshmen — Onyeka Okongwu and Isaiah Mobley — had big games in their collegiate debuts Tuesday in a 77-48 win over Florida A&M. Okongwu tied the USC single-game blocks record (8) while adding 20 points and 13 boards. Mobley tallied 17 points and seven boards.