In a briefing by the Colombian Ministry of Defense during the presentation of Montoya to the public through Caracol TV, the General of the Colombian Army Mario Montoya Uribe detailed the operation, dubbed as Operation Simeón, which started at 0430 hrs on 10 September 2007 after a military intelligence operation between the municipalities of Zarzal and La Unión in northern Valle del Cauca Department. General Montoya said that Montoya had a security ring in a jungle rural area. Montoya was accompanied by his mother and some 17 other close relatives.