@FoxNews: .@SecNielsen on securing U.S. infrastructure: “The Russians continue to probe and try to get access to the systems.” #DailyBriefing https://t.co/BrTSSekR7H
.@SecNielsen on securing U.S. infrastructure: "The Russians continue to probe and try to get access to the systems." #DailyBriefing pic.twitter.com/BrTSSekR7H
— Fox News (@FoxNews) July 31, 2018