Hours-long airport security lines ; travelers missing their flights; ICE agents at airports . It’s a tale as old as the partial government shutdown, currently on its sixth record-setting week. But now that Transportation Security Administration (TSA) officers have started receiving pay again, wait times are finally returning to normal at airports across the country. As of Thursday afternoon, security wait times at air travel hubs LaGuardia Airport (LGA) , Hartsfield-Jackson Atlanta International Airport (ATL), and George Bush Intercontinental Airport (IAH) have substantially deflated from several hours to a more recognizable 15 minutes or less, Delta’s tracker shows. Several airport-operated wait-time trackers that had paused reporting amid the shutdown, such as the ones on LGA’s website , are also available again.…