In his final season as a professional racer, Nairo Quintana turned back the clock to win his first race in four years at the Vuelta Asturias on Friday. The Colombian soloed to victory on stage 2 of the four-day stage race, a challenging mid-mountain stage over four categorised climbs to Pola de Lena, Spain. The win was the 52nd of Quintana's career, dating back to the opening stage of the Vuelta a Murcia in 2012 and encompassing overall titles at the Giro d'Italia and Vuelta a España. Article continues below Quintana pointed to the sky as he crossed the line in tribute to Colombian rider Cristian Camilo Muñoz, who died on Friday morning after suffering a knee infection following a crash last weekend. "It's truly sad. This morning, when we heard the news, I was left speechless. A young man who had so much, so much life ahead of him, so much to give to sport and to the country, and it's truly sad and tragic," Quintana said of Muñoz.…