A passenger fled the scene of a two-car rollover accident on Instate 5 southbound near the Main Street exit.
The collision was reported at 3:11 p.m. near Mile Post 3 in Vancouver. One of the vehicles rolled on its top, said Trooper Will Finn, spokesman for the Washington State Patrol.
A passenger ran from one of the vehicles. The right lane is blocked near the accident site while the State Patrol investigates.