Passengers have been stranded at the world’s busiest airport.

Pete Buttigiegannounced on X this morning.

Buttigieg also encouraged travelers who are experiencing a disruption to file a complaint through the DOT.

Delta at Atlanta airport

Credit:Getty Images

Delta extended atravel waiverthrough Tuesday, but required all travel be rebooked by July 28.

Travelers will also have the option to request a refund or receive a SkyMiles voucher.

The airline additionally said it would issue reimbursements for eligible expenses.