Now playing Next World News Facebook problems leave users unable to send messages or post comments 21/10/2013
Now playing Next World PEAS, ALISON and MEDERSAT among the WISE guys in international education awards 18/10/2013
Now playing Next World News New tools for new movements: Using social media for civil good 17/10/2013
Now playing Next World News Hackers gather in Brussels to shed light on government surveillance 26/09/2013