‘The onus is on Sean McDermott to keep his players keenly focused on avoiding any sort of letdown, especially after the emotional high of roaring back from a 17-point deficit to beat Baltimore last week and with the anticipation of next week’s game-of-the-year showdown at Kansas City. With enough self-inflicted wounds through a lack of concentration, any team, including the Bills, could lose a game it otherwise should win with ease.’