With Facebook's flaws in the spotlight, Mark Zuckerberg's silence is deafening | Espen Egil Hansen

Aftenposten editor who locked horns with Facebook over censorship of 'napalm girl' photo challenges company to respond

In every TV studio where Facebook's powerful position is being debated, one chair remains empty. In every newspaper article, every blogpost and every Facebook thread that challenges the company, one participant is missing.

Where is Mark Zuckerberg? A man now more powerful than most state leaders.