Lake Sonoma 50 Mile
Saturday, April 8th 2023 - 6:30am Start
In an effort to promote #cleansport, athletes who participate in National Championships and Team USA competitions are subject to drug testing performed by the U.S. Anti-Doping Agency (USADA) in accordance with the USADA Protocol for Olympic and Paralympic Movement Testing.
The Lake Sonoma 50 Mile is Full.
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