The rise of alternatives has upended ground transportation at Denver International Airport, with ride-sharing services, the 3-year-old commuter rail line and competing lots reducing on-site parking…

DENVER -- The Colorado Department of Transportation will build a new headquarters building in the parking lot of Sports Authority Field at Mile High, a spokeswoman said Friday. The Metropolitan Football Stadium District sold part of Lot M to CDOT for the new building. That means 367 parking spaces will be lost.