Driver dead, 3 injured after stabbing, shooting on I-5 in Federal Way

A driver is dead and three other people in a car were taken to the hospital after an incident on I-5 in Federal Way.

The incident happened on the northbound off-ramp to the SeaTac Rest Area, which partially blocked the ramp. 

Washington State Patrol Trooper Rick Johnson said there were four people inside a black BMW, which was later confirmed to be stolen.

According to authorities, two men and a woman were stabbed in the car, and another man was shot several times. One of the men who was stabbed died from his injuries. The others were taken to the hospital for treatment.

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Images from the scene of the incident on I-5. (File / FOX 13)

Washington State Patrol confirmed the injured people are being detained per an investigation.

A gun found at the scene of the incident was also confirmed stolen.

The Washington State Department of Transportation reports the incident is blocking the two right lanes and the ramp to the rest area. Traffic is backed up more than four miles into Fife, with no estimated time for the road to reopen.

This is a developing story, and will be updated. 

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