hello and welcome to nhk "newsline." i'm keikichi hanada in tokyo with the latest at this hour. the u.s. justice department has filed a criminal complaint against a former national security agency contractor for disclosing confidential information. edward snowden is believed to be in hong kong. observers say hong kong authorities are expected to deal with the matter while taking into consideration the intention of the chinese government. snowden revealed to "the guardian" newspaper details of nsa surveillance programs.