KOHAT: A young man and a child were killed and another person sustained injuries in a firing incident at a wedding ceremony in Mohammadzai village of Kohat district here on Friday, police said. Saghir Ahmad told the police that he along with his son Aamir had gone to Mohammadzai village to attend the marriage of his relative when Musa and Mujahid opened indiscriminate fire on them. He said that his son and a child were killed on the spot while Payo Noor was injured. The injured was rushed to the Liaqat Memorial Women and Children Hospital.