Theresa May says Edward Snowden leaks have hit MI5 and MI6 resources . Home Secretary launches scathing attack on harm caused by the fugitive . He stole 1.7m files from US 's National Security Agency and GCHQ .
Theresa May says Edward Snowden leaks have hit MI5 and MI6 resources . Home Secretary launches scathing attack on harm caused by the fugitive . He stole 1.7m files from America 's National Security Agency and GCHQ .