 Sahiron allegedly played a role in the May 2001 Dos Palmas kidnappings of three U.S. citizens, including Martin and Gracia Burnham, and 17 Filipinos from a tourist resort in Palawan.Several of the hostages, including U.S. citizen Guillermo Sobero, were murdered.Sahiron is believed to have masterminded the 2008 kidnapping of Filipina broadcast journalist Ces Drilon.