Federal prosecutors have filed a sealed criminal complaint against Edward Snowden, the former National Security Agency contractor who leaked a trove of documents about top-secret surveillance programs, and the United States has asked Hong Kong to detain him on a provisional arrest warrant, according to U.S. officials…

The complaint was filed in the Eastern District of Virginia, a jurisdiction where Snowden’s former employer, Booz Allen Hamilton, is headquartered, and a district with a long track record in prosecuting cases with national security implications…

By filing a criminal complaint, prosecutors have a legal basis to make the request of the authorities in Hong Kong. Prosecutors now have 60 days to file an indictment, probably also under seal, and can then move to have Snowden extradited from Hong Kong for trial in the United States.