Seahawks-49ers game on Dec. 5 flexed out of prime time to 1:25 p.m.
Week 15 NFL schedule: Giants-Commanders flexed to Sunday night, Dolphins-Bills headline Saturday tripleheader
49ers schedule: Ranking all 17 games by difficulty
Dean Blandino says official committed crucial mistake during Cowboys vs. 49ers final play
Seahawks' Week 17 Game vs. 49ers Flexed To Prime Time
Dallas Cowboys facts for contest versus rival San Francisco 49ers
Cowboys, 49ers flexed out of prime time in Week 15 - How did it come to this? - ESPN
Cowboys, 49ers flexed out of prime time in Week 15 - How did it come to this? - ESPN
Dec. 20 Cowboys-49ers Game Flexed To Noon
Cowboys avoid disastrous upset, but Texans exposed issues that can't be ignored