It is a hard fact that TSA and the Dept of Homeland Security singles out every other demographic group (other than Muslim males) in order to justify themselves and be politically correct.
Political Correctness killed and maimed many at Fort Hood, and it will kill us all.
It could be much simpler. In the words of Ron White:
“If the guy in front of me needs two loads of phlegm to say his name, I’m checking his shoes for fuses. “