Hundreds of people jumped into freezing cold water along the Monongahela River in Pittsburgh on New Year's Day, all for a good cause. For hundreds, it's a New Year's Day tradition to take the big jump into the cold Monongahela River.

Jan. 1—"No big deal." "Piece of cake." "Just another day at the office." Strangers volleyed dismissive colloquialisms back and forth as they emerged from the frigid waters of Lake Coeur d'Alene on New Year's Day,

Thousands across New York and Pennsylvania jumped into ice-cold waters on January 1, New Year's Day in the annual Polar Bear Plunge. The event has been running for over 100 years in some territories,