Three men, including a Punjab resident, were injured in a firing incident following a clash between two groups near a bus stand in Samba district’s Ramgarh sector along the India-Pakistan border early Monday, officials said.   Two Punjab residents were also detained in connection with the firing near the Rangoor bus stand around 4 am, they said. Senior Superintendent of Police Benam Tosh visited the site of the incident and he is supervising the investigation.