state. he says suspicion of a hacked pennsylvania election, quote, borders on the irrational. late this afternoon, the state certified its vote totals. another federal judge halted michigan's recount last week. the wisconsin recount ended today. with donald trump's win there not only reaffirmed, but he actually gained 162 votes in wisconsin. even without the specific answers about the severity and damage from cyber attacks during the election, the digital threat to the u.s. government is not going away anytime soon. tonight we take an exclusive look at the nsa team tasked with stopping it. chief intelligence correspondent catherine herridge has our story. >> reporter: are u.s. systems attacked every day and multiple times a day? >> yes, athey are attacked probably thousand of times a day. >> reporter: they've tackled some of the biggist kries easy, from china's breach of the