next tonight here, the security scare at boston's logan airport. a man accused of bursting through an emergency exit onto the tarmac and into the cargo hold of a passenger jet. abc's david kerley covers aviation. >> reporter: massachusetts state police raced to the logan airport tarmac. a passenger capturing the scene as this local man was found in the cargo hold of a jetblue aircraft and taken into custody. the concern tonight? how did the man slip past a tsa document checker with no signs of a boarding pass? he had no weapons, so he also got through screening. but then, in terminal c, he burst through an emergency exit, setting off an alarm, getting access to that tarmac and that jetliner, if only for a few moments, before he was caught. after the arrest, police swept the area with a bomb-sniffing dog and found no threat. this was not terror-related, they say. tsa, in a statement, saying it has made "appropriate security adjustments" at the boston airport to prevent another