Edward Snowden

computerised documents that revealed massive programmes run by the NSA that gathered information on emails, phone calls and Internet use by hundreds of millions of Americans.

However hours after the sealed indictment was made public on June 23, and after the US government revoked Snowden's passport, Snowden left Hong Kong catching a flight to Russia.

Laura Poitras’ film documents her initial meeting in Hong Kong with Snowden, as well as journalist Glenn Greenwald.