'Our world has been turned upside down'

Dallas police officer Patrick Zamarripa's mother, Valerie, relives the night her son was killed. (video by Jared L. Christopher)
Up Next
Dallas police officer Patrick Zamarripa's mother, Valerie, relives the night her son was killed. (video by Jared L. Christopher)

Dallas police ambush: A grieving Fort Worth mom remembers her fallen hero

July 06, 2017 10:44 AM