Teen kills classmates, teachers, and his grandparents in Thai gun rampage, police say

By Helen Regan, Kocha Olarn, Angie Puranasamriddhi, CNN Bangkok (CNN) — A teenage gunman went on a rampage at his high school in Thailand on Friday, killing teachers and students, police said, in one of the country’s deadliest school shootings in recent years. The suspected gunman, 14, stormed the school after allegedly killing his grandmother