An adult female was killed Wednesday in a two-car crash on S.R. 302 in Key Peninsula.
Two additional passengers, another adult female and a child, were seriously injured.
A dog was also killed in the crash.
It happened at S.R. 302 and 124th Street around 10:00 a.m.
Washington State Patrol troopers have not yet said what caused the crash.
Traffic is being diverted around the scene for the investigation.