Richmond Police said a man who was involved in a collision told officers he had been chasing a guy who had just robbed him.
Investigators said it started around 12:30 Tuesday morning when the man called 911 and said he had been held up at a car wash near Redi Mart on Red House Road.
The man told officers that the robber had a gun when he took his money and jumped into a vehicle that took off down Red House Road.
According to police, the alleged robbery victim was following the robber when the victim collided with another vehicle.
The reported victim told police that he had been shot at, and that his car was hit by a hammer that had been thrown from the robbery suspect's vehicle.
Police are investigating the robbery and collision.