Sean McDermott earns praise from Marv Levy after a fourth playoff
Josh Allen and Stefon Diggs Act Like Brothers In Adorable Video
Why did Mike Singletary flunk as an NFL coach? He coached the
teams and sparingly as a backup safety, his Bears
Sean McDermott named finalist for NFL's Coach of the Year
Sean McDermott - Wikipedia
Sean McDermott earns praise from Marv Levy after a fourth playoff
Marv Levy gives high praise to Coach Sean McDermott
2017 Record and Fact Book (8.7.17), PDF
The players matter, too: Why Bills have built a championship