@CNN: RT @CNNPolitics: DHS Secretary Kirstjen Nielsen, who is testifying before the House Homeland Security Committee, says the “chain of human misery” at the southern border is getting “worse” https://t.co/JSyDegIKJh https://t.co/38cU7jVufj

@CNN: RT @CNNPolitics: DHS Secretary Kirstjen Nielsen, who is testifying before the House Homeland Security Committee, says the “chain of human misery” at the southern border is getting “worse” https://t.co/JSyDegIKJh https://t.co/38cU7jVufj