Barr says Saudi shooter in Florida attack had "significant ties" to al Qaeda
Attorney General William Barr and FBI Director Christopher Wray revealed new evidence gleaned from the iPhones of a Saudi gunman who opened fire at a naval air station in Pensacola, Florida, in December, killing three U.S. service members. Barr said the evidence shows 21-year-old Mohammed Saeed Alshamrani had "significant ties" to al Qaeda's offshoot in Yemen. Watch their remarks.