Can someone please calmly and slowly explain what made AOC cry?

https://twitter.com/WhiteHouse/status/1216033929930604545?s=20

"We renew our resolve to redouble our efforts to deliver justice to all who contribute to the cruelty of human trafficking, and we will tenaciously pursue the promise of freedom for all victims of this terrible crime."

https://twitter.com/AmichaiStein1/status/1216033828139085824?s=20