Start-up seeks to revive regional operations in the U.S. and Caribbean after Silver Airways' abrupt shutdown

U.S. regional airline halts flights across Florida, the Caribbean and the Bahamas; passengers advised not to go to airports

Florida regional carrier is the only airline in the United States to fly ATR passenger turboprops

Fort Lauderdale-based airline is a rare operator of ATR turboprops in the country and maintains a network of flights in Florida and an operating base in Puerto Rico

Since the 1990s, with the advent of regional jets, the fleet of propeller-powered aircraft has lost ground in the world's largest aviation market