The boy's mother, Long Ray Ray Langford, was driving one of three vehicles that were part of an apparent ambush that left nine women and children in Sonora, Mexico, on Monday.
Downa Langford and the other two mothers were driving each of the three vehicles. They were killed along with four young children and two babies, said family member Alex Lebaron.
After seeing his mother and two brothers die, Devin walked about 14 miles to La Mora and conveyed "the first news anyone heard" of the attack, Miller said.
"Devin's uncles armed themselves with rifles and returned to try to find the hidden children, knowing that many were injured. They did not go far before they realized they would risk death, as there was a continuous shooting for hours in the mountains near La Mora, "Miller wrote. [1
Five of the six children that Devin hid were taken to a local hospital and later flown to the U.S. The sixth child, Devin's 9-year-old sister, disappeared after she left for a second
Relatives and Mexican soldiers find the girl after searching the area
Investigators believe the three vehicles were ambushed by criminal groups, said Mexican Security Minister Alfonso Durazo, saying the attack could be a case of mistaken identity of "conflict groups in the area." The victims are part of a Mormon community of about 3,000 living in Mexico.