THURSDAY, APRIL 16, 2015, 12:01 AM EDT
LA PAJUELA, Peru — It started as just another farm chore for Elvira Flores, a teenage shepherd in the northern Andean highlands.
On Sept. 8, 2013, Flores drove her flock across a dirt road that crosses her family’s rocky green fields and down to a stream.
After the sheep drank their fill, something went wrong. (VER LA PUBLICACIÓN COMPLETA EN EL ENLACE)