J.J. Watt misses practices with a back injury, but says he’ll play

The Texans have been a bit of a mess the last few days, so it’s easy to lose sight of things that don’t have to do with their dysfunctional quarterback situation. But oh, by the way, their best player didn’t practice today. Via Aaron Wilson of the Houston Chronicle, Texans defensive end J.J. Watt didn’t…