Puka Nacua downgraded to out with knee injury NBC SportsRams star WR Nacua exits early with knee injury ESPNPuka Nacua injury: Rams WR ruled out vs. Lions on 'Sunday Night Football' after hurting knee CBS SportsBanged-up Rams lose WR Puka Nacua with knee injury against Lions The Associated PressPuka Nacua leaves Rams-Lions game with knee injury Yahoo Sports