Eight people have been arrested from Uttara in the capital following the murder of schoolboy Adnan Kabir.The arrestees are the member of ‘Disco Boys Group’ and ‘Big Boss Gang’ of the area.A team of Rapid Action Battalion (RAB) conducted a drive in the area on Tuesday night and held them. Mufti Mahmud Khan, Director of Legal and Media wing of RAB headquarters on Wednesday confirmed the matter to Jagonews24.com.Adnan, a student of Uttara’s TrustSchool and College and a member of local Nine Star Group, came under attack in Uttara on January 6 allegedly by members of Disco Boys Group. Critically injured Adnan was rushed to a local hospital where doctors declared him dead.