File photo of Facebook CEO Mark Zuckerberg during a town hall at Facebook's headquarters in Menlo Park, California

File photo of Facebook CEO Mark Zuckerberg during a town hall at Facebook’s headquarters in Menlo Park, California

Facebook CEO Mark Zuckerberg is seen on stage during a town hall at Facebook's headquarters in Menlo Park, California September 27, 2015. Photo: Reuters/Stephen Lam/File Photo

May 2, 2017 2:21 PM (UTC+8)