A 50-year-old man died in police custody Wednesday after he was detained following a clash between two groups at Rajuk Bhaban in Dhaka's Uttara in the afternoon. Hiron Miah, a businessman from Khilkhet, fell sick at Uttara East Police Station at 5:10pm and was declared dead after being taken to Kuwait Bangladesh  Friendship  Hospital, Johirul Islam, officer-in-charge of the police station, said. Hiron was detained at 4:30pm over a clash at Rajuk Uttara Bhaban, he added. After getting a 999 call, police rushed to the spot and detained Hiron. Forty minutes later when someone called Aminul Islam was filing a case against Hiron, the 50-year-old fell ill at Uttara East Police Station and was rushed to the hospital. However, Hiron's family said he went to the Rajuk office to get a plan approved. "At that time, some people beat him up and would not let him go. They later called 999 and had Hiron detained," Hiron's wife said. Read more: Drug peddler snatched from police custody in Ctg; woman shot dead