SANTA ANA—A man suspected of breaching security and stealing a vehicle at John Wayne Airport, causing passengers to be evacuated and incoming flights to be held on runways for hours, was in custody on Aug. 21, authorities said. The suspect was identified as Johnny Hecker, 51, of San Diego, the Orange County Sheriff’s Department reported. Hecker was arrested on suspicion of trespassing and vandalism. An airport operations employee contacted a man in a secure area of the airfield where only airport employees should be at approximately 5:30 p.m. Friday, a sheriff’s official said. The man allegedly took control of an airport vehicle and drove it onto the airfield outside Terminal C. He stopped the vehicle near a gate and attempted to access a secure area of the terminal, the official said. The emergency response system was activated and the terminal placed on lockdown and evacuated at approximately 6 p.m. A …