According to the Washinton State Patrol, a multi-vehicle accident was reported on Sunday morning.
The officials stated that the crash happened on Interstate 5 south of Longview at around 1:20 a.m.
The officials reported a driver pulled over on the left shoulder partially blocking the left lane. Two vehicles struck him and the fourth car hit one of the other vehicles.
The officials confirmed that the driver of the first car suffered life-threatening injuries and was rushed to the hospital.
The driver of the second car suffered minor injuries.
Officials are investigating the crash to determine whether drugs or alcohol were involved in the crash.
No other information was released.
The identity of the victims is awaited by the WSP.