Lucknow (Uttar Pradesh), May 15 (ANI): At least three persons were injured after a Sub Inspector (SI) fired shots at a public place in Lucknow. Amit Kumar, a SI posted in Uttar Pradesh's Pratapgarh district, opened fire following an argument with his neighbour in Madiyaon area of Lucknow. While speaking to media on the matter, Police official said, "It's a personal dispute. Three people were injured. Accused is apprehended and his service weapon has also been seized. Case is registered in this matter and action is being taken."