An elderly man is in hospital with serious injuries after being hit by a firearm during an argument he had with another man, the police said.

The incident took place at 10.20am in Triq Tas-Salib, Xewkija.

The police said the 87-year-old and 35-year-old, both of Xewkija, were involved in a heated argument.

At one point, the 35-year-old used a firearm to hit the other man, who was then taken to Gozo hospital in an ambulance.

Magistrate Paul Coppini is leading an inquiry.

Both men are helping the police in their investigation.