Today at approximately 1700 hours the Westport Fire department along with Fairfield Fire, AMR, CT State Police, and Westport EMS was requested to respond to a rollover on I-95 southbound, south of exit 19. Units arrived on scene to find an accident involving three vehicles. Based on preliminary reports from those involved and witnesses, it is believed that a tractor trailer was disabled in the right shoulder when a pickup truck struck the rear of the stopped trailer. It was reported that the pickup truck rolled over an unknown number of times. The driver was assisted from the pickup truck by bystanders. The driver of the tractor trailer was unhurt and was reported to be out of the truck off the side of the highway at the time of the crash. A third vehicle was reportedly struck by debris from the pickup and the driver of that vehicle sustained minor injuries. The driver of the pickup truck was transported to a trauma facility and no further information is available on his condition at this time. The accident is under investigation by the CT State Police. The crash resulted in all three lanes of the highway needing to be closed for approximately one hour.