Ji'Ayir Brown Executes Crucial Forced Fumble vs. Colts, Credits Warner

49ers defensive back Ji'Ayir Brown executed a crucial forced fumble during Monday night's game against the Indianapolis Colts. Brown credited teammate Fred Warner for teaching him the 'signature punch out' technique, which led to the special teams takeaway. Warner, who has mastered the technique and holds the 49ers' record for forced fumbles, was pleased to see his coaching translate to on-field success.