Three people were injured about 7 a.m. today when a truck and van collided at the intersection of Route 8 and Litman Road in Butler Township. Rescuers had to cut off the van roof to reach driver Dianna Rumbaugh, 65, of Butler, who was flown to Allegheny General Hospital. Her passenger, Charla Rome, 71, and another driver, Arthur Vogle, 58, were taken to Butler Memorial Hospital. Police said truck driver Damien Accardo, 30, of Mississippi, who was not injured, ran a red light northbound on Route 8. All lanes of Route 8 were closed at the site of the crash. Traffic was routed through the parking lot of Greater Butler Mart. Emergency personnel cleared the scene at 8:35 a.m.