If you watched Thursday night's game between the Ravens and Pittsburgh Steelers, it's easy to figure out why the New England Patriots have won so many Super Bowl titles since the turn of the century.
The AFC doesn't have any other head coach in the class of the Patriots' Bill Belichick.
He might be Public Enemy No. 2 (quarterback Tom Brady is No. 1) in Baltimore because of Deflategate, but Belichick doesn't beat himself. He doesn't leave you puzzled about his coaching decisions.
They are sound and solid. His teams rarely self-destruct because they have discipline.
On Thursday night, Ravens coach John Harbaugh was bad and Steelers coach Mike Tomlin was...