A roadside bomb explosion killed 4 people including 2 University lecturers in North of Afghanistan, the security officials said.
Tariq Arian, a spokesperson for the Ministry of Interior, said a roadside bomb targeted a bus carrying the lecturers and students of Alberuni University in Charikar city of Parwan province.
According to Arian, the blast killed 4 lecturers and students of the university and wounded 11 others.
Meanwhile, the Ministry of Higher Education of Afghanistan said the blast killed 2 University lecturers and a civilian and wounded 15 others.
No individual or group has so far claimed responsibility for the explosion.