sentences:  NBC did not flex a single one of their originally scheduled games, which marked the second time since 2014 that none of the originally scheduled Sunday night games for the entire season were flexed out.For the first time since acquiring the Sunday night package, NBC aired no game in Week 17 to ensure that teams whose games would affect each other's playoff standings would be played at the same time.The Falcons-Rams NFC Wildcard game kicked off at 8