The sport is no stunt, as swimmer Mackenzie Koeck and her support crew learned in the yearlong runup of preparation.

To call this girl a daredevil would be an understatement. After all, how many people swim in ice-cold water on a daily basis?

Immigrant advocates are expressing concern after a video began circulating on social media earlier this week that showed federal agents questioning and detaining a family at a popular swimming spot in ...