3 members of the Autodefensas Unidas de Colombia. Finally, the petitioners also reported the presence of “paramilitary squads” in the towns of Badillo, Río Seco, Patillal, La Mesa, Los Corazones, Guacoche, Guacochito, Las Raíces, Alto de la Vuelta and in the capitol city of the department of Cesar, the city of Valledupar. According to the petitioners, these groups operate with the acquiescence or cooperation of members of the Colombian Army attached to Artillery Battalion No. 2 “La Popa” and the battalion detailed to the municipality of Patillal; k) on November 28, 2003, the petitioners reported to the Commission that Mr. Rafael Arias Maestre had been disappeared since November 23, 2003, and his whereabouts were still unknown. They added that the disappearance was the work of members of the Autodefensas Unidas de Colombia. On November 28, 2003, they also reported that Mr. William Pacheco Arias’ throat had been cut that very day, in an area under the control of the Autodefensas Unidas de Colombia; l) on December 3, 2003, the State submitted a report to the Commission concerning implementation of the precautionary measures where it pointed out that the situation had been reported to the Presidential Program of Human Rights and International Humanitarian Law, to the Office of the Attorney General, to the Ministry of the Interior and Justice, to the Office of the Prosecutor General, to the Government Security Department, to the Ministry of Defense and to the National Police, and that the petitioners had been asked to put together a proposal on the measures needed to address the situation. The State also reported that before precautionary measures were taken, other steps had been taken such as: “a list of Kankuamo victims had been sent to the Commission for Verification of Cessation of Hostilities; various State authorities held a meeting with the governors of the Wiwas, Yukpas and Kankuamo indigenous peoples, where a support group was agreed upon to assist the indigenous peoples of the Sierra Nevada de Santa Marta; finally, Colombia reported that a representative from the Ombudsman’s Office had been posted to the area; m) on December 15, 2003, the Commission informed the State of its concern over the aggression that continued to be perpetrated against the Kankuamo people despite the precautionary measures the Commission had ordered; it urged the State to make the necessary efforts to stop this aggression; n) on February 17, 2004, the petitioners provided information on the failure to implement the precautionary measures; it reported that on February 6, 2004, agents of Colombian Army Operational Command No. 7, accompanied by a person wearing a hood, had allegedly detained Mr. Juan Enenias Daza Carrillo, who was later discovered dead. The petitioners also pointed out that on February 7, 2004, the Commandant of the “La Popa” Army Battalion had said that the person in question had been killed in a clash with members of the armed group called the Ejército de Liberación Nacional (ELN);