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Officials say three people were killed on Saturday night following a two-vehicle crash on a highway in Frankfort, Wisconsin.
A person who tried to help was injured when hit by another vehicle.
Officials said three people were involved in the initial crash around 11:30 p.m.
They were pronounced dead at the scene.
A driver who pulled over in an attempt to render first aid was hit by a vehicle passing the scene and was admitted to the hospital with non-life-threatening injuries.
The sheriff’s office said both crashes occurred on an unlit section of a state highway.
The identities of the victims haven’t been released.
The crashes are under investigation.
