UPS Driver Fatally Shot by Childhood Friend and Coworker in California

Rhean Jalipa Fontanoza charged with special circumstance murder after tracking and killing Expedito De Leon on his delivery route

Fontanoza, on disability leave, allegedly accessed UPS computer to find De Leon's route.
He shot De Leon 14 times, striking him 10 times, while De Leon sat in his truck.
Fontanoza was arrested after a standoff involving tear gas and a police K9.
Authorities are still investigating the motive behind the ambush.
Fontanoza faces the death penalty if convicted.