RIYADH, May 16 (Xinhua) -- The Saudi-led coalition involved in the war in Yemen announced on Thursday the investigation of its airstrikes against Houthi military targets in Sanna, Saudi Press Agency reported.

Turki al-Maliki, spokesman of the coalition, said in a statement that the findings related to a military operation conducted on Thursday in Yemen's capital Sanaa were referred to the Joint Incident Assessment Team for probing the possibility of accidental civilian casualties.

He said all required documents were referred to the team.

The spokesman asserted the coalition's commitment to the international law and the protocols of the military operations to ensure the highest level of responsibility and transparency.