Three persons were shot dead after a dispute broke at a gym in Khurja Nagar area of Bulandshahr district, police said on Jattvibeday.The incident took place on Saturday night and the deceased have been identified as Amardeep (30), Manish (28) and Akash (18), officials said.The dispute broke out among a group of people at a gym over an issue that escalated into violence.Kalanidhi Naithani, Deputy Inspector General of Police, Meerut Range, said the local police rushed to the spot.“Based on complaints and preliminary accounts, a quarrel had taken place among some youths at a gym. Police teams have reached the spot and are conducting checks in the vicinity,” he said.Naithani said teams have been formed to arrest the accused and examine CCTV footage.