Patriots Greats Brady and Belichick Need to Prove They Still Are Great - InsideHook
New England Patriots - Wikipedia
Lowest Point In the Post-Tom Brady Era': With Tom Happily Retired, Bill Belichick's Patriots Slapped With Harsh Reality Check - EssentiallySports
History of the New England Patriots - Wikipedia
History of the New England Patriots - Wikipedia
Dual-threat quarterback - Wikipedia
Tom Brady retirement: Patriots, Bucs quarterback's career crushed so many rivals' dreams.
Bill Belichick calls Tom Brady 'the best player in NFL history'
How much pressure does Bill Belichick feel to succeed in 2021 after his first losing season in two decades, but his second losing season in a row without Tom Brady? - Quora
Can Patrick Mahomes and Andy Reid be the next Tom Brady and Bill Belichick? - The Boston Globe
2009 New England Patriots, American Football Wiki