Duke Herrera was 24 when his body was found in the San Gabriel Riverbed near Carson Street in Lakewood on September 19, 2015. Deputies called about a man not breathing discovered Herrera and pronounced him dead at 10:44 a.m. He had a single gunshot wound to his upper body and was described as having the mental capacity of a 10-year-old. Family said he attended Social Vocational Services and had been expected home the previous day; he had a prior episode of going missing for more than a week in May 2014.

Investigators say Herrera was shot execution-style while riding his bicycle home from a movie. Emeterio Figueroa, who lived in a nearby homeless encampment, was identified as the primary suspect; witnesses from the encampment testified Figueroa admitted killing Herrera, and arranged disposal of the bicycle and the weapon. The trial court found Figueroa guilty of murder, assault with a firearm, and firearm possession. The case underscores the vulnerability of individuals with special needs and the toll on their families.

If anyone knew Duke, his routine, or saw a bicycle or suspicious activity near the San Gabriel Riverbed that week, please share what is known.