Feeling abandoned, relatives go looking for loved ones' remains in Mexico

Mario Vergara leads a small team of volunteers called "The Other Disappeared."

Mario Vergara leads a small team of volunteers called "The Other Disappeared."  

Vergara and his team found some 20 bone fragments when FNL joined them on their search last week, including pieces of a skull, a pelvis and ribs.

All in all, Vergara and his team found some 20 bone fragments when FNL joined them on their search last week, including pieces of a skull, a pelvis and ribs.