Will Mark Zuckerberg breach Great Chinese Firewall with Mandarin?

Mark Zuckerberg spoke to students in Beijing in Mandarin. How good are his language skills. One student said it was a 'challenge' to understand Zuckerberg. 

By , Associated Press

China may ban Facebook, but not its co-founder and CEO Mark Zuckerberg, who delighted an audience of students in Beijing with a 30-minute chat in his recently learned Mandarin Chinese.