PROSSER, Wash. (AP) — An 8-month-old boy from Kennewick was killed in a seven-vehicle pileup during a dust storm south of Prosser. Seven others were injured in the chain-reaction crash Saturday evening, including a 7-year-old boy who was in the same vehicle as the infant. The injured boy was taken to a children's hospital in Spokane. The boys were not identified. The Yakima Herald-Republic reports (http://bit.ly/1G7vbBG ) that the 26-year-old driver of the vehicle was not injured. Other injured people ranged in age from 17 to 70. ___ Information from: Yakima Herald-Republic, http://www.yakimaherald.com