The media of course is afraid to come out and say certain things and instead are coming up with possible reasons.
1. He was picked on and called names.
2. He was worried/scarred about his upcoming deployment.
3. He posted some questionable items on his blog, but they are not sure he wrote them.
The non-existent practice of racial profiling has just increased over night and given some of the "real Americans" a reason to buy more guns and ammo.