WASHINGTON — FBI Director Christopher Wray called Tuesday for the reauthorization of a U.S. government surveillance tool set to expire at the end of the year, warning Senate lawmakers that there would be “devastating” consequences for public safety if the program is allowed to lapse.At issue is Section 702 of the Foreign Intelligence Surveillance Act, which allows the U.S. government to collect without a warrant the communications of targeted foreigners outside the United States. Law enforcement and …