Sacramento were unable to recover from a first-half penalty and finished the game with nine men.
Jaime Villarreal's 85th-minute volley helped Sacramento claim all three points at home on Saturday night.
Cameron Iwasa continues his goal-scoring form, and more takeaways from #TACvSAC.
Late Iwasa goal unable to prevent Sacramento from falling 2-1 on the road to Tacoma Defiance.
Cameron Iwasa recorded his first career hat trick to lead Sacramento to a 4-1 win on Sunday afternoon.