Lucknow, June 26 -- A man was arrested after he allegedly threatened a mobile phone shop owner with a pistol and assaulted him during a dispute in Hazratganj, police said on Thursday. The incident took place around 9.54 pm at Shriram Tower, a busy commercial building. The accused was identified by police as Vivek Singh. According to a complaint lodged by shop owner Kavish Adit, who runs a mobile phone store in partnership with another trader, Singh visited the shop to purchase a mobile phone when an argument broke out between the two sides. The dispute soon escalated, the complaint alleged. A video of the incident, which later went viral, purportedly shows the accused abusing the shop owner and brandishing a pistol during the altercation. Adit alleged that Singh fired a shot, though no one was injured. He further alleged that the accused repeatedly struck him on the chest with the pistol and threatened to shoot him. Hearing the commotion, nearby shopkeepers and customers rushed to the spot, after which the accused left the premises, according to the complaint. The incident triggered anger among traders. htc...