The Idaho State Police, the Montana Highway Patrol and the Washington State Patrol will have every available trooper working and are asking for motorists' cooperation over the Memorial Day weekend.
All three agencies expect to see increased traffic volumes, including motorcycle and recreational vehicles. Motorists should expect to see extra tri-state patrols on I-90 between Ritzville, Wash. and Missoula, Mont., over the Memorial Day weekend.
According to the National Highway Traffic Safety Administration, alcohol remains a significant contributing factor in motor vehicle deaths and injuries and excessive speed is a close second.
" Please protect yourself by wearing your seat belt. Seat belts do save lives.