you want the mashed potatoes, straight up with butter, nothing else in them. one day after that bombshell finale, robert durst now charged with first degree murder. we have more on that breaking news straight ahead. denver international is one of the busiest airports in the country. we operate just like a city and that takes a lot of energy. we use natural gas throughout the airport - for heating the entire terminal generating electricity on-site and fueling hundreds of vehicles. we're very focused on reducing our environmental impact. and natural gas is a big part of that commitment.