KEY POINTS
  • The Russian Foreign Ministry acknowledged for the first time that five of its citizens may have been killed in the U.S. airstrike in Syria last week.
  • Reports have suggested more than 100 fighters supporting the regime led by Syrian President Bashar Assad may have died in the recent clash.
  • The U.S. has said the airstrike was an act of "self-defense" following hostile action against a base it held with Kurdish-led forces fighting ISIS.
Russian President Vladimir Putin (3 R) meets with President of Syria, Bashar al-Assad (2 R) during his visit at the Hmeymim base in Syria's Latakia on December 11, 2017.

Moscow acknowledged for the first time Thursday that five Russian nationals may have been killed in the U.S.-led airstrike in Syria last week but denied reports the loss of life among its citizens was significantly higher.

Reports have suggested more than 100 fighters supporting the regime led by Syrian President Bashar Assad were killed in the Feb. 7 clash in Syria's eastern Deir al-Zor province. The U.S. has said the airstrike was an act of "self-defense" following hostile action against a base it held with Kurdish-led forces fighting ISIS.