Tangail: Police arrested five people from Mymensingh on Monday night over the killing of a college girl after gang rape in a running bus in Madhupur upazila of the district.

Three of the arrestees -- bus helper Akram, Shamim and Jahangir -- confessed before a court on Tuesday to their crime. The two other arrestees are bus driver Habib and its supervisor Safar.

The deceased girl, Jakia Sultana Rumpa, 27, completed her Masters from Bogra Azizul Haque College and was studying law at Dhaka Ideal Law College. She was working at Unilever Bangladesh Limited at its Sherpur branch.

Victim's relatives said Jakia was returning to Sherpur after attending the teacher registration examination in Mymensingh on Friday.

Madhupur Police Station Officer-in-charge Shafiqul Islam said they recovered the bloodstained body of the girl from Panchmail area of the upazila on Friday night.

Following post-mortem, she was buried at the town central graveyard, he said.

Later, victim's relatives identified her seeing her photograph.