You think you know something about the NFL, and then along comes a Sunday like Week 10. The league starts to make sense, and then it goes berserk. People too often call NFL weeks weird and wild, but Sunday was weird and wild.
How else to describe it? The New Orleans Saints didn't score a touchdown at home, Patrick Mahomes lost a shootout to Ryan Tannehill, and the Miami Dolphins have a winning streak.
Usual winners swapped places with perpetual losers. The New England Patriots had a bye, but the other participants in last year's conference title games - Kansas City, Los Angeles and New Orleans - all lost. Meanwhile, the Jets and Falcons joined the Dolphins in doubling their season win totals.
It's comforting to count on some events, such as Lamar Jackson's brilliance and Aaron Rodgers throwing darts while squinting into Lambeau snowflakes. Some things don't change, and here's what to know from the 10th Sunday of the NFL season: