New York Times

[Not Just for Celebrities: Private Security Service]
Keith Greenhouse, president of the Pavillion Agency in New York, which provides armed chauffeurs, agreed. “In their own mind,” he said, “they feel they’re at risk.” Even with state licenses, bodyguards are “not above the law,” Mr. Greenhouse of Pavillion said. Bodyguards must obey all traffic laws, for example, and are not permitted to make arrests.