As Families Mourn the Loss of Loved Ones, They Fight Lax Immigration Policies

Groups for victims of crimes committed by illegal immigrants gain momentum under Trump administration

Liz Sullivan (C), mother of Kate Steinle, who was killed by an illegal immigrant in San Francisco, is comforted during a Senate judiciary committee hearing in Washington on July 21, 2015. Mark Wilson/Getty Images

WASHINGTON—It’s a piece of knowledge that may gnaw away at them forever: The death of their loved one was preventable.

Preventable because the person who killed them was in the United States illegally.