(CNN) The body of 6-year-old Faye Swetlik, missing since Monday after vanishing outside her home in South Carolina, was found Thursday, authorities said.

"It is with extremely heavy hearts that we are announcing that we found a body that the coroner has identified as Faye Marie Swetlik," Chief Byron Snellgrove of the Cayce Department of Public Safety said at a news conference.

Snellgrove said police are treating the case as a homicide. Her autopsy will be conducted Saturday, according to the Lexington County Coroner's Office.

"At this time no arrests have been made," Snellgrove said, adding "we need you to know that this is a fluid investigation and we are working diligently."

A deceased male was also found during the search, the police chief said, and the investigation is only beginning.

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