Sundar Pichai / @sundarpichai:
Susan Wojcicki, former YouTube CEO and a key figure in Google's creation, dies at age 56, after two years of living with cancer — Unbelievably saddened by the loss of my dear friend @SusanWojcicki after two years of living with cancer. She is as core to the history of Google as anyone, and it's hard to imagine the world without her. She was an incredible person, leader and friend who had a tremendous