Flagg appeared in all 11 games and started seven, including the last six, as a true freshman...finished the season with 50 tackles...reached double-digit tackles twice, recording 10 vs. Northwestern State (10/15) and McNeese (11/12)…scored a touchdown on a 70-yard interception return vs. Northwestern State…recovered two fumbles during the season, including a 48-yard fumble return at Tarleton (11/19)…was credited with four pass breakups. Flagg played at North Shore High School for coach Jon Kay…helped lead the Mustangs to the 2021 Texas UIL Class 6A championship…was an All-District 21-6A First-Team selection.