A group of friends runs back to the beach after running into the waters of Lake Washington for the 14th annual Polar Bear Plunge at Matthews Beach Park in Seattle on New Year's Day, Friday, January 1, 2016. Hundreds of participants took the plunge into an estimated 48-degree Lake Washington, while air temperatures hovered at about 40 degrees during the noontime event. (Photo by Lindsey Wasson/The Seattle Times)
