Bernie Sanders: Environmental-Justice Champion?

Amid backlash from the Black Lives Matter movement, Sanders appears poised to act on environmental justice.

CEDAR RAPIDS, IA - JULY 17: Democratic presidential candidate Senator Bernie Sanders (I-VT) speaks to guests at the Iowa Democratic Party's Hall of Fame Dinner on July 17, 2015 in Cedar Rapids, Iowa. All five democratic candidates who are seeking the party's nomination for president appeared at the event. 
Scott Olson/Getty Images