A stalker stabbed a college girl, injuring her seriously, in Brahmanbaria yesterday afternoon after she refused his marriage proposal.

Suspect Tanvir had been harassing Sonia, a second year student of Chinair Bangabandhu Sheikh Mujib Honours College, for months, sources said.

Police said Tanvir has been on the run since the attack. They said they have been conducting raids to   arrest him.

Sonia, of Shibpur in Nabinagar upazila, was stabbed on her face and hands and remains in serious condition. She has been moved to Dhaka Medical College Hospital (DMCH) from a Brahmanbaria hospital for better treatment.

According to Sonia, Tanvir of Peer Bari in Brahmanbaria municipality area had been harassing her for several months.

He called her Thursday night and repeated his proposal for marriage.

This time Sonia's family informed Tanvir's parents of the matter. They also sent his sister a recording of the conversation between Tanvir and Sonia.

Sonia said after attending college yesterday she went to JS Dental Point in Kadinapara where she works. Tanvir, infuriated by her family informing his family about the harassment, ambushed her outside the clinic near Kali Bari intersection.

Witness Sumon said he heard a girl screaming around 3:30pm and saw a young man running away. Sumon found seriously injured Sonia and took her to a hospital.

Doctor Sakhawat Hossain of the hospital said Sonia's condition was serious. She was bleeding heavily and that they referred her to DMCH for better treatment.