CNN CNN International May 31, 2015 08:06:00
I can't stand here with high confidence when i confront a world that is increasingly dark to me and tell you i have it all covered. >> reporter: as officials were trying to gain support for two surveillance tools they say are critical to investigating potential terrorists. the first the ability to monitor individuals with no noe ties to known terror groups. second roving wiretaps, tracking multiple phones tied to a single person. both are set to expire june 1st and the senate will return to debate legislation to decide whether to renew the two surveillance tools at the same time ending the nsa...