Support WBURPolice are 'shielded' from repercussions of their abuse. A law professor examines whyPlay34:54Download AudioTonya MosleyMarch 06, 2023 SharePennsylvania state troopers deploy in Baltimore, Md, on May 1, 2015, following the release of a report on the death of Freddie Gray. Gray, 25, died April 19, 2015 from a severe spinal cord injury he received while in police custody. (Getty Images)