SAN JOSE, Calif. (AP) — With a smile that suggested the hard part of an "intense year" may be behind him, Facebook CEO Mark Zuckerberg addressed developers Tuesday and pledged the company will build its way out of its worst-ever privacy debacle.

It was a clear and deliberate turning point for a company that's been hunkered down since mid-March. For first time in several weeks, Zuckerberg went before a public audience and didn't apologize for the Cambridge Analytica scandal, in which a political data-mining firm accessed data from as many as 87 million Facebook accounts for the purpose of influ...