United Airlines Plans to Buy 100 Small Electric Planes for Regional Flights

Holiday travelers check in at the United Airlines ticket counter at Terminal 1 in O'Hare International Airport in Chicago on Dec. 21, 2013. Nam Y. Huh/AP Photo

By Lauren Zumbach From Chicago Tribune

United Airlines and one of its regional carriers each plan to buy up to 100 small electric planes that could be used on short-haul United flights.