Overview

• Volunteer firefighter Francisco Ignacio Mondaca and former forestry official Francisco Pinto are in pre-trial detention.
• Prosecutors accuse the duo of planning and executing the fires under optimal weather conditions.
• Authorities discovered arson devices made of cigarettes and matches at the fire sites.
• The fires were the worst natural disaster in Chile since the 2010 earthquake and tsunami.
• Investigations are ongoing to determine if more individuals were involved.