Gravesites of 4 OFWs killed by ISIS in Libya found 6 years later — PH embassy enablePagination: false endIndex: Metro Manila (CNN Philippines, March 2) — The remains of four Filipino oil workers in Libya, who were abducted and later executed by Islamic State militants in 2015, have finally been located, the Philippine Embassy in Tripoli said on Tuesday. The migrant workers were identified as Donato Santiago, Gregorio Titan, Roldan Blaza, and Wilson Eligu. The four, along with two foreign coworkers, had been missing since they were kidnapped by ISIS fighters who attacked the Ghani Oil Field on March 6, 2015. According to the Embassy, their gravesites were found on Monday in the Dahr Ahmar Islamic Cemetery in the city of Derna with the help of Libyan authorities.