Although William “Wild Bill Dathan Holbert, has confessed to killing five people,  in Bocas del Toro, Panama., four have not been identified.  

Humberto Mas, Director of the Institute of Legal Medicine and Forensic Sciences says  no relatives of four of the victims have come forward and there are no samples with which to make comparisons to officially identify the victims,. "These cases are pending further study," he said.
Cheryl Hughes is the only victim to have been positively indentified as an aunt traveled to Panama to submit to DNA testing.
The remains of of all five were found in graves on the property, located in the sector of Aguacate in Bocas del Toro.
Wild Bill has confessed that all victims were killed between late 2007 and March of this year.