CHICAGO (WLS) -- Sheryl Sandberg, Facebook's chief operating officer (COO), is also a mother of two who not so long ago became a widow. In her only Chicago television interview she opened up about ...

Facebook's Sheryl Sandberg Tells Grads They Will Be Defined By How They Survive Adversity She gave the commencement speech at the University of California at Berkeley.

Sandberg has served as chief operating officer at the social media giant for 14 years. She joined from Google in 2008, four years before Facebook went public.