Originally Posted by
Eric0053
Seems the rear skewer must have vibrated loose and the tire came off. I emailed Trek since these are relatively new bikes. I doubt anything can be done but I wanted my voice heard. I always feel like I am tightening something on this bike. Has this happened to others?

Ok...rant over.
Not sure how this is trek's fault.
Its really unfortunate, but as mentioned, its great that the wheel didnt fall off while riding sjnce it was set so loose in the dropouts.