A routine flight from Jakarta to Medan, Indonesia encounters a very non-routine obstacle: forest fires that are sending a thick blanket of smoke across all of Southeast Asia. But it was a series of avoidable human errors, not a natural disaster, that doomed Garuda Indonesia Flight 152 on September 26, 1997. Discover how an air traffic controller's number mix-up, an incorrect altitude setting, and a wrong turn claimed 234 lives, resulting in the deadliest plane crash in Indonesian history.