The Americans won gold in the Olympics’ first mixed team aerials event, giving the U.S. its first medals in the freestyle skiing discipline in a dozen years.The trio of Ashley Caldwell, Christopher Lillis and Justin Schoenefeld each earned their first …The Americans won gold in the Olympics’ first mixed team aerials event, giving the U.S. its first medals in the freestyle skiing discipline in a dozen years.The trio of Ashley Caldwell, Christopher Lillis and Justin Schoenefeld each earned their first …