Dallas Cowboys - Wikipedia
Patriots-Raiders flexed out of prime time in Week 15 - CBS Boston
49ers vs Cowboys flexed out of 'SNF,' replaced by Browns vs Giants
Dallas Cowboys @ Oakland Raiders: Game Ball of the Week - Blogging
Dallas Cowboys Good, Bad, and Ugly From Week 16 Against
Fantasy Football Week 9: Start and Sit - The San Diego Union-Tribune
The NFL has already flexed a 49ers game out of primetime
San Francisco 49ers at Dallas Cowboys Game Images (Week 15)
NFL approves flex scheduling for Thursday games, Cowboys schedule