Washington state troopers say one person was stabbed to death and at least three others were injured in an incident on Interstate 5 Wednesday afternoon.Â
Trooper Rick Johnson said troopers responded to the northbound lanes of I-5 in Federal Way, Washington.
The incident involved four individuals in a black BMW. A male driver was killed from a stab wound, Johnson said. Another male was transported with "multiple gunshot wounds."Â
Two others, a male and a female, were transported to area hospitals with stab wounds.Â
The Washington State Department (WSDOT) said the two right lanes on the off-ramp to the Seatac rest area were blocked and advised drivers to expect delays.Â
This is a developing story. Check back for updates. Â