Seven people were killed and 21 wounded after unknown assailants opened fire on a bus with pilgrims at a checkpoint on the border between Lebanon and Syria, RIA Novosti reported citing Daily Star Lebanese newspaper.

Shiite pilgrims from Lebanon going to Iraq were stopped at the Syrian border for inspection of documents on Saturday, April 7, when unknown assailant shot at the bus from a grenade launcher.

As a result of the attack seven people, including five border guards, were killed at the scene and 21 people were wounded.