They're bound to. Look at how many came out of ONE Florida flight school.
And planes aren't the only ready-made mobile bombs available.
This country is like a smorgasbord.
The owner of the airline simulator school said that thay only wanted to learn hw to TURN the plane....not take off and landings...he thought that was a"little" odd, nut he took their $1500.00 CASH and taught them hw to kill thousands of people.