Jada Pinkett Smith's hair loss from alopecia at center of Oscars slap spat

A disease that causes hair loss is at the center of the most talked-about moment at Sunday’s Oscars ceremony. Actress Jada Pinkett Smith disclosed four years ago that she has alopecia and it’s the reason she has shaved her head or worn turbans in public. It’s unclear if comedian Chris Rock knew that when he [...]