Jahangirnagar University students form a human chain on the campus demanding punishment of the teacher who allegedly sexually harassed a student.

The brutal killing of Nusrat Jahan Rafi could have been avoided had the local administration and the madrasa governing body taken necessary steps on time, National Human Rights Commission said in its probe report yesterday.

Police arrested a schoolteacher accused of sexually harassing a class-X student in the capital's Jatrabari Tuesday night.