On June 13, the Fairfax County Police Search and Recovery Team, in conjunction with the Prince William County Search and Recovery Unit and the Fairfax County Police Marine Patrol Unit conducted a training exercise in Occoquan Reservoir.

The scenario was that a witness called 911 to report seeing a boat and its operator sink in the reservoir.

The Fairfax County Police Marine Patrol Unit used their side scan sonar to locate the body and boat, the Prince William County Search and Recovery Unit recovered the body and the Fairfax County Police Search and Recovery Team lifted the boat from the bottom of the reservoir.