It was a sloppy first half of Sunday Night Football, with the Patriots hitting a 19-yard field goal at the buzzer to take a 6-3 lead into halftime.
Original Source:
https://www.nbcsports.com/nfl/profootballtalk/rumor-mill/news/sunday-night-football-patriots-hold-6-3-lead-over-bills-after-sloppy-first-half
