Detectives investigating the murder-suicide committed by Josh Powell revealed this week that the house he saw the children at was a sham, but RadarOnline.com has exclusively learned that the social workers supervising the visits were oblivious to the deception that led to a deadly blaze.

“I don’t even know if law enforcement knew that,” Sherry Hill, Communication Officer for the Children's Administration at the Department of Social and Health Services told RadarOnline.com in an exclusive interview.

The chilling 911 call from the social worker outside of Josh Powell’s house as he killed his two sons inside has haunted everyone who has heard it, and now RadarOnline.com can exclusively reveal that the social worker could not have done anything else to save their lives.

Elizabeth Griffin-Hall, a contracted care worker for the Foster Care Resource Network, was taking 5-year-old Braden and 7-year-old Charles for a supervised visit with their dad at his home in Graham, Washington, on Sunday