The U.S. Department of Transportation (DOT) says it will investigate what caused Southwest Airlines’ “unacceptable rate of cancellations and delays” in the wake of Winter Storm Elliott. In a Tweet posted just after 9 p.m. on Dec. 26, the DOT said Southwest’s flight disruptions and “reports of lack of prompt customer service” were cause for…

The U.S. Department of Transportation (DOT) says it will investigate what caused Southwest Airlines’ “unacceptable rate of cancellations and delays” in the wake of Winter Storm Elliott. In a Tweet posted just after 9 p.m. on Dec. 26, the DOT said Southwest’s flight disruptions and “reports of lack of prompt customer service” were cause for…

The U.S. Department of Transportation (DOT) says it will probe what caused Southwest Airlines’ “unacceptable rate of cancellations and delays” that left travelers stranded at airports across the country amid an intense winter storm. In a Tweet posted just after 9 p.m. on Dec. 26, the DOT said Southwest’s flight disruptions and “reports of lack of…