Frontier passengers miss flight as TSA checkpoint closes (viewfromthewing.com)

More than 60 Frontier Airlines passengers missed a Miami–Atlanta flight after its departure slipped from 10:55 p.m. to 2:50 a.m. and the Concourse F security checkpoint, open 3:30 a.m. to 10:45 p.m., was closed. Miami's 24-hour Checkpoint 9 serves only the H and J gates, and passengers cannot move airside to gate F9. Flight N667FR took off at 2:41 a.m. on October 23 and landed in Atlanta at 4:09 a.m.