KOHAT, Feb 23: A man and his son were killed and three others injured in an armed clash between two groups in the district’s Sherkot area on Saturday, hospital sources said.

Police said the clash between the two groups followed a dispute over children’s fight on Friday. Amjad Ali and his son Kazim Ali were killed and Tahir Ali, Tariq Ali and pedestrian Jawad Hussain were injured. The Usterzai police registered a case against eight people.