Overview

• Tonelli recorded a final Instagram story at 7:15 p.m. Tuesday from Piz Duleda, smiling as he prepared to descend
• Friends raised the alarm when he failed to return by 9 p.m., prompting the Aiut Alpin helicopter crew to begin a nighttime search
• Rescuers located his body at 1 a.m. in the Vallunga ravine but could not reach him until daybreak
• The Carabinieri have opened an official investigation to determine the circumstances of his solo descent
• Tonelli left a conventional office job to become a cycling guide and Norrøna ambassador and was midway through the 'Dolomites Enduro Traverse' challenge