The U.S. Department of Transportation says it is looking into Southwest Airlines massive number of flight cancellations, delays and poor customer service.
The airline experienced far more disruptions to its schedules than other airlines following Friday's bad winter storms.
Thousands of passengers were stranded over Christmas, with issues continuing into the week.
Caroline Malone reports from Washington.
IN: More than 5500 flight
OUT: Caroline Malone Washington
DUR: 0:41
http://www.fsnradionews.com/feeds/1227-TravelDelays-cm-generic.mp3