KATHMANDU: Personnel of Nepal Police and Armed Police Force engaged in a clash in Ghorahi of Dang on Saturday evening, injuring a police staffer. According to a local journalist in Dang, personnel deployed in the Ghorahi Festival in the district engaged in the clash. The clash ensued after a Nepal Police staffer in civvies attacked some APF personnel under the influence of alcohol, the Avenues Television reported. It added that a Nepal Police man sustained injuries in the retaliation.