Read More News & Politics > Activism Judge shuts down WhatsApp for 100 Million Brazilians Messaging app on 72-hour lockdown Focus of the ongoing battle between governments and tech companies over privacy, encryption and security shifts to Brazil.
Read More Art & Culture > Film > Top Picks The Oscar-winning inside story of Edward Snowden’s NSA spying revelations Citizenfour wins best documentary Oscar Who is filmmaker Laura Poitras? And why did Edward Snowden choose her to break the story of the century?