I’d say this is a defense that embraced the nasty weather and took control of the game (with help from great opportunistic offensive execution).
Utah second half drives:
Plays / Yards / Outcome...
1. 4 / 12 / Int
2. 3 / -4 / Punt
3. 8 / 51 / Fumble Return TD
4. 3 / 29 / Fumble Lost
5. 3 / 0 / Punt
6. 3 / 17 / Int
7. 7 / 21 / Turnover on Downs
8. 1 / 0 / Fumble Lost
9. 2 / 18 / End of Game
Utah second half drives:
Plays / Yards / Outcome...
1. 4 / 12 / Int
2. 3 / -4 / Punt
3. 8 / 51 / Fumble Return TD
4. 3 / 29 / Fumble Lost
5. 3 / 0 / Punt
6. 3 / 17 / Int
7. 7 / 21 / Turnover on Downs
8. 1 / 0 / Fumble Lost
9. 2 / 18 / End of Game