Was it a hot day?
Is being in the shade cooler than being in the sun?
Was the man dressed for hot weather?
Is the First American Bank at an intersection?
Is the First American Bank near a body of water?
Did the man show everyone a hand grenade?
Did the man demand money from the customers?
Did the teller scream and start running?
Did the man receive three bags of cash?
Did the explosion ruin the man's hearing?