It's day 23. Whitney Donahue hears a report on the radio with the description and licence number of the Caprice the police are looking for. He calls 911 - the snipers' reckoning begins.
The snipers play a high-stakes game, leaving a series of cryptic clues. It's 19 days into the investigation, with 12 now dead, but the police don't have to wait long for a breakthrough.
It's 9 October 2002. An urgent call comes in. There has been a shooting at a Virginia gas station. The victim is Dean Harold Meyers, a 53-year-old civil engineer.
Monday, 7 October, 2002 and 13-year-old Iran Brown gets out of his aunt Tanya's car at Benjamin Tasker Middle School. A shot rings out. Iran is on the ground. The attackers are now targeting children.