Police has detained five teenagers in connection with the murder of Adnan Isfa, a student of Chittagong collegiate government high school.
They have been arrested in a drive of police personnel on Wednesday night from different area of Chittagong district.
Police recovered the weapon used in the Adnan murder, source said.
Confirming the news, Md. Zasim Uddin, acting Officer-in-charge of Kotowali police station said that the detainees are identified as Mohim, Sabbir, Muntasir and Abdullah Abu Sayed, students of HSC second year of Hajera Toju degree college and another offender is Arman, a SSC examinee.
Of them, Muntasir detained from Badurtola area in the city and the rests are detained from Fatiksari of the district.
The killing of Adnan happened after the dispute over cricket game.