One person was airlifted by helicopter on Wednesday after an 18-wheeler crashed on the East Interchange in Sweetwater. According to Emergency Services Director Grant Madden, there were two people in the truck. The driver of the truck began coughing violently and passed out. The co-driver was belted in the passenger side of the truck and could not reach over to gain control of the truck. According to Madden, when the driver woke up, he over corrected and slid off of the road and wrecked. He was listed in stable condition. The co-driver did not sustain any injuries.