Homeland Security @DHSgov
.@SecNielsen joined @DanaPerino in the @FoxNews studio this afternoon while participating in the #DHSCyberSummit. https://t.co/EoXYP4Ncx8 — PolitiTweet.org
Fox News @FoxNews
.@SecNielsen on foreign influence in elections: "Americans need to be aware that it's a very real threat. It's happ… https://t.co/KHRnWLmOYo