Staff Reporter :Unidentified miscreants hacked to death blogger Avijit Roy adjacent to Suhrawardy Udyan near TSC at Dhaka University on Thursday night. His wife Nafiza Ahmed also received injuries in the attack. Avijit is the son of eminent educationist Ajoy Roy.They were both US immigrants and founder writers of ‘Muktamona’ blog. They came under attack of miscreants at around 9:15 pm while Avijit Roy succumbed to injuries at Dhaka medical College and Hospital at about 10:30pm.