Fred Warner reveals the 49ers defense's mantra for 2021
49ers' defense dominating by conquering the lost art of tackling
Texans coach DeMeco Ryans takes pride in 49ers' Fred Warner
The 49ers' Defensive Success Starts With DeMeco Ryans and Fred Warner - The Ringer
Did DeMeco Ryans Play in the NFL?
DeMeco Ryans' second year as coordinator has been a boon for him and the 49ers - The Athletic
49ers defensive coordinator DeMeco Ryans could help Fred Warner
Fred Warner responds to criticism of defensive coordinator DeMeco Ryans – KNBR
How 49ers' DeMeco Ryans went from 'hot seat' to head-coach candidate in 2 months