They lost in overtime 2 -- 1 to Sonoma County Sol in the first round .
The Dragons also played in the 2015 Lamar Hunt U.S. Open Cup by inheriting the spot earned by the San Jose Earthquakes U23 team .
Dragons lost in overtime 2 -- 1 to Sonoma County Sol in the first round .
The Dragons also played in the 2015 Lamar Hunt U.S. Open Cup by inheriting the spot earned by the San Jose Earthquakes U23 team .