People tend to check in during these times:
Not much good to say. TSA
Tickles a little.
TSA PreCheck is available.
Avoid the bleach blonde at the southwest terminal. She's in a bad mood and evidently needs a long vacation.
Don't forget.. You can always opt-out of the body scanner. Don't subject yourself to more radiation than necessary. travelunderground.org
Stand still with arms up for 10 seconds, smile and say cheese.