At least one person was seriously injured in a three-car crash in Durham Thursday afternoon. It happened at the intersection of Pinkham Brook and Quaker Meetinghouse Roads. Witnesses say, a driver ran through a stop sign and collided with two other cars. According to state police, a victim was ejected on impact. Two others had to be freed from their vehicles. Rescue crews from Durham, Freeport and Lisbon responded. The three drivers were taken to Central Maine Medical Center.