Coaching in college isn't going to be easy for the greatest NFL coach of all-time .

Monday night proved just that, as Bill Belichick's North Carolina Tar Heels were routed 48-14 by the TCU Horned Frogs in his collegiate debut .

Watch NBC 5 free wherever you are WATCH HERE

It continued a troubling trend for Belichick, who ended his New England Patriots tenure with a losing record in three of his last four seasons.

What happened to spark that downward trend after 19 straight winning campaigns? The obvious answer is the departure of quarterback Tom Brady , who took his talents to Tampa Bay and subsequently won another Super Bowl with the Buccaneers.

Create a free account with NBC 5 DFW to save articles and videos. LEARN MORE

At North Carolina, Belichick's team is clearly

See Full Page