Credit: File - In this May 9, 2013, file photo, two Allegiant Air jets taxi at McCarran International Airport in Las Vegas. Shares of Allegiant Air’s parent company are tumbling in Monday, April 16, 2018, premarket trading following a “60 Minutes†investigation that expressed serious safety concerns about the airline. (AP Photo/David Becker, File)
Spirit, Allegiant add new flights from BWI to Florida
