With Breitling bowing out as the official sponsor of the National Championship Air Races in Reno, Nevada, a few years ago, there were questions whether the revered competition would be able to continue. But Stihl stepped up as the main sponsor and, this week, the Reno Air Race Association announced it has procured Oris as the official timepiece sponsor for the 2018 Stihl National Championship Air Races in Reno, Nevada, set to take place September 12 to 16.