CBP has killed 20 people, including Hernandez, since 2010. Eight died in rock-throwing incidents, according to the American Civil Liberties Union.
The Border Patrol considers rocks deadly weapons. They were the most common type of assault on agents two years ago, when 339 incidents were recorded. In 33 cases, agents responded with gunfire, and resorted to less-than-lethal force (which includes pepper spray and batons) 118 times.
read more