Police are looking for a man near Clive who is believed to be in possession of a hammer.
A police spokeswoman said police received reports of two men fighting in the middle of Farndon Rd at about 5:45pm this evening.
It is understood a tourist was picking up a hitchhiker on Farndon Rd before an altercation occurred involving the tourist's car.
Police said one man was hit by a hammer before the other man took off on foot.
A dog unit was brought in and police closed Farndon Rd for a period of time while they searched the area.