A motorcyclist was killed when he crashed into a car in Mesa Thursday night, according to authorities.
Police say the motorcyclist, a man in his 20s, was speeding on Rio Salado Parkway when he hit the car near Country Club Drive.
The rider was thrown from the bike and ended up about 50 yards away.
Police say a mother and infant were in the car. They were taken to the hospital. Police did not know their conditions.
Police say witnesses reported the car had the green light.