Sheryl Sandberg: We can't tolerate 'Weinstein-like behavior'

Sheryl Sandberg: Silence on Hamas rape is deafening

WATCH: Sheryl Sandberg exposes the 'horrors' Hamas committed in speech at the UN

Sheryl Sandberg pushes women to "lean in"

On Mother's Day, Facebook's Sheryl Sandberg is remembering her husband, who unexpectedly died a year ago