Zuckerberg can't make Facebook friends with China on President Xi's US visit: Chinese leader holds closed door meeting with Tim Cook, Jeff Bezos and Warren Buffet - but was the absent social media CEO blocked?
http://www.dailymail.co.uk/news/article-3247019/Chinese-President-holds-closed-door-conference-Silicon-Valley-titans-Zuckerberg-Cook-Bezos-Washington-state-promises-crack-country-s-rip-offs-products.html