At least 27 people were killed in a targeted bombing and a rocket attack in the Syrian city of Deir al-Zor, authorities said on Friday.
The Syrian Observatory for Human Rights (SOHR) said 14 people died in an alleged bombing by Russian aircraft targeting the Mahkan area, reports Efe news.
According to the NGO, 13 people died when a rocket struck near a school in the al-Qusur neighbourhood.
Both attacks took place on Thursday night.
The attacks come as violent clashes continued on the outskirts of Deir al-Zor between Syrian government forces, its allies, and the Islamic State.