The 17-year-old on US Airways Express Flight 3079 was using tefillin, a set of small boxes containing biblical passages that are attached to leather straps, Philadelphia police Lt. Frank Vanore said.
When used in prayer, one box is strapped to the arm while the other box is placed on the head.
"It's something that the average person is not going to see very often, if ever," FBI spokesman J.J. Klaver said.
People were rightfully suspicious, they don't know what the hell is guy is doing... :lol: