Google, Facebook and Microsoft release new figures showing a rising number of requests for their users’ data. Figures show that the content of multiple thousands of users’ accounts has been sought in recent years by the U.S. Foreign Intelligence Surveillance (FISA) court. The court oversees requests for surveillance warrants for national security investigations. It has been at the forefront of surveillance disclosures made by Edward Snowden since last June. The companies hope to become more transparent about the government data requests they receive tied to national security.”]