History's Greatest Mysteries (2020)

Episode Overview

On February 24, 1942, just a few months after the attack on Pearl Harbor, military radar detects what seems to be enemy planes approaching Los Angeles. The sound of air raid sirens sends residents into a panic, while troops unleash over 1,400 rounds of anti-aircraft fire at the elusive objects in the sky. Once the chaos subsides, the truth behind the incident is shrouded in mystery and deception, leaving many questions about what truly sparked the alarm.