Man who planned to shoot up Atlanta’s airport is arrested in a terminal following a tip, police say
"The Cartersville Police Department was alerted by the family of Mr. Cagle that he was streaming on social media that he was headed to the Atlanta airport, in their words, to 'shoot it up,' and the family stated that he was in possession of an assault rifle," Schierbaum said, describing Cagle as a "convicted felon."