Explosive drones struck a Colombian army base in Santa Rosa del Sur on 7 November.^[1] Three soldiers were killed.^[2] The wounded The count of wounded doubled between reports. The Colombian Army first reported three soldiers killed and eight wounded.^[3] Later reports gave at least 16 wounded.^[4] No one named No group has claimed responsibility.^[5] The army has not named a suspect.^[6] Some unconfirmed reports link the ELN guerrilla group to the attack.^[7] The place Santa Rosa del Sur is a gold mining town in southern Bolívar.^[8] It sits on the foothills of the San Lucas mountain range.^[9] The president Abelardo de la Espriella took office as president in August.^[10] He cancelled peace talks with rebel armed groups.^[11] After the attack he said the perpetrators will have nowhere to hide.^[12] Violence has intensified in rural areas since he took office.^[13] The trend There were 34 explosive attacks in Colombia in the four weeks ending 16 October.^[14] That is 9 percent higher than the four-week average of the year before.^[15] The longer comparison is with the peace the country once signed. The 2016 deal with the FARC led to the demobilisation of more than 14,000 fighters.^[16]