Whatcom County, WA : Rollover crash causes big back-up on Sunday afternoon June 15th 2014

A rollover crash north of Ferndale in Whatcom County caused a two-mile back-up on Sunday afternoon.
Troopers say two vehicles were traveling northbound when one possibly had a tire blow. It sideswiped the other vehicle, then rolled and landed on its tires on the shoulder of southbound I-5.

The sideswiped vehicle ended up on the left lane of northbound I-5.

Two passengers that were in the vehicle that rolled were taken to a hospital with unknown injuries.

Source :
Whatcom Co. rollover crash causes big back-up