The prolific, pioneering filmmaker made dozens of documentaries and chronicled the inner workings of institutions. His 1967 film, Titicut Follies, revealed appalling conditions at a prison facility.

American sliders Elana Meyers Taylor, 41, and Kaillie Humphreys, 40, secure gold and bronze medals. Meyers-Taylor built on her record as the Black athlete with the most Winter Olympics medals.

The Americans, whose captain Hilary Knight is leading a generation of thrilling young talent, are undefeated through six games at the Olympics — and they're outscoring their opponents 31 to 1.