At least two people, including a teenager, were killed and 10 others injured as two rival groups clashed in Gutibari village under Sirajganj's Shahzadpur upazila yesterday evening. The deceased were identified as Md Ripon Hossain, 28, son of Abdul Mannan, and Ashraful Mollah, 16, son of Ansar Mollah of the village, reports our Pabna correspondent quoting police. The clash