KENNEWICK, Wash. - One person has been killed in an accident on I-82 south of Kennewick. Witnesses tell us the driver of a semi truck had a coughing attack. The truck was eastbound, crossed the median and hit a car in the westbound lanes. The man driving the car was killed, a female passenger was airlifted to a hospital. The man driving the truck was also injured. Eastbound lanes of I-82 are open, no word on when westbound lanes will open.