AURORA, Colo. -- (KDVR) -- Police said Sunday that finding a 6-year-old boy who was reported missing Saturday night is their "highest priority investigation right now."
More than 150 volunteers helped the Aurora Police Department search for David Puckett at Olympic Park (15501 E. Yale Ave.).
Police said they were also using drones to search for the boy. At a news conference Sunday morning, investigators said it appears the boy left on his own.
The Arapahoe County Search and Rescue, the National Center for Missing and Exploited Children, the Denver Police Department and the FBI are involved in the search.
"We are using search team organizations in addition to local law enforcement partners and APD officers to continue our search including helicopters and bloodhounds," police said on Facebook.