Eastbound Interstate 90 just west of the Adams County line was closed after a fatal collision on Saturday night, Washington State Patrol announced.
WSP Trooper Jeremy Weber tweeted about the crash at 8:30 p.m.
The crash happened 6 miles east of Moses Lake, according to the Twitter account of the Washington State Department of Transportation East.
The roadway reopened around 2 p.m. Sunday.
WSP is investigating the incident.