The Coldest Case: Using DNA to Identify Century-Old Remains

In a dusty, seemingly empty field 60 miles east of L.A., Dr. Alexis Gray, a forensic anthropologist from the San Bernardino County Sheriff Department, points to a chain-link fence far in the distance, the mountains rising beyond in the hazy heat. "There are 7,000 people between us and that next fence there," she says. » 8/18/14 1:08pm 8/18/14 1:08pm