You might want to verify this story before posting it. I believe they determined that the more likely scenario involved these two falling into a ravine, not an assault with rocks.
Who knows, they never had any good leads to follow. It remains unsolved by the FBI.
Despite the FBI’s conclusion that there’s no evidence of an attack, the Border Patrol union still believes the agent’s injuries were the result of an attack.
“Our view hasn’t changed. Our view is he was attacked,” Chris Cabrera, a spokesman for the National Border Patrol Council told CNN referring to the FBI’s investigation. “It seems to me that they don’t have any leads.”