WATCH: Trump DHS escalates pressure over migrant child warnings it says Biden ignored: ‘Move heaven and hell’

Homeland Security Secretary Markwayne Mullin accused the Biden administration of turning a "blind eye" to widespread reports of sexual abuse targeting migrants during a Thursday press conference. "We're going to enforce our nation's laws, and we're going to right the wrongs that the Biden administration turned a blind eye to," Mullin said. "It's horrific to what's happening right in our own country because of four years of a blind eye that allowed unvetted sponsors to come pick up 450,000 kids o