Iraq War veteran charged with stabbing six homeless men to death said he has a ‘killer gene’; told investigators he targeted homeless people in part because they were vulnerable

Police say ex-Marine Itzcoatl Ocampo killed four homeless men and the mother and brother of his childhood friend

Family said deployment in Iraq ‘killed the man he used to be’
Ocampo’s father is homeless 

A former Marine charged with the gory stabbing deaths of six people in California told investigators he targeted homeless people in part because they were vulnerable, and that he believes he has a ‘killer gene’.

Itzcoatl Ocampo, a 23-year-old Iraq [...]