United orders 25 more Boeing 737 worth $2 billion: sources

Boeing Co has won an order for 25 current-generation Boeing 737 aircraft from United Continental Holdings , beating rivals including Canada's Bombardier for the second time in a month, two industry sources said. Boeing and United Continental both declined to comment. The follow-on deal with Boeing, first reported by the Wall Street Journal, comes weeks after United agreed to buy 40 Boeing 737-700 jets.