News and commentary. It's time to get airport airspace security done. Reuters reports that flight operations at Frankfurt airport, Germany’s busiest airport, were suspended for an hour and have now resumed. At this point there is little information available. Airport spokesmen commented to news outlets today that the airport was closed from about 7:20 am - 8:20 am local … [Read more...] about Drone Sighting Shuts Down Another Airport: This Time it’s Frankfurt