ASPEN, Colo. — Kiel Reijnen of UnitedHealthCare Pro Cycling won the first stage of the USA Pro Challenge on Monday, edging Alex Howes of Garmin-Sharp in a two-man sprint across the finish line.

Reijnen, a Bainbridge Island native, and Howes completed the 61-mile route in 2 hours 26 minutes 35 seconds.

Four riders were three seconds back: Ben Hermans (BMC Racing), Carter Jones (Optum), Matthew Busche (Trek Factory) and Javier Megias Leal (Team Novo Nordisk). Defending champion Tejay van Garderen, a Tacoma native and the favorite in the 16-team race, finished in a pack of 15 riders that crossed the finish line 12 seconds behind Reijnen and Howes.

The Associated Press

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