Major Executives Cox, Daniels Exit Facebook

As Facebook prepares a major private-messaging push, the company is losing two of its most well-regarded executives. Chris Cox, Facebook’s chief product officer, and Chris Daniels, vice president at WhatsApp, are exiting, the tech titan said Thursday.

Q&A WITH CHRIS COX & SHERYL SANDBERG

Facebook: Media Company Or Tech Platform?

Facebook used to be a way to share photos of friends or puppies. Now it’s a news publisher, a broadcaster and a marketplace. Facebook’s chief product officer, Chris Cox, and chief operating officer, Sheryl Sandberg, offer an inside view of the company and how it balances these roles,