The teens were apprehended near Sweet Grass, Montana, which borders the town of Coutts, Alberta. They were unaware they had crossed the border. Their names were not disclosed.They were temporarily detained by the U.S. Border Patrol in Montana Fortunately the authorities understood the situation and the teenagers were reunited with their mother. Pokemon Go is a game in which players go to various locations to find virtual characters that appear on their cellphones. Even taken for funny, this was however an international incident. People should be consider always monitoring the real space around them.