Chinese authorities arrest cyber-dissident <a href="https://en.wikipedia.org/wiki/He_Depu" id="mwAQs" rel="mw:WikiLink" title="He Depu">He Depu</a> for signing a pro-democracy letter to the 16th <a class="mw-redirect" href="https://en.wikipedia.org/wiki/National_Congress_of_the_Communist_Party_of_China" id="mwAQw" rel="mw:WikiLink" title="National Congress of the Communist Party of China">Communist Party Congress</a>.