Battle of Khasham

This is not the first time that Russian media sources claim that Su-57s are involved in combat operations over Ukraine

The U.S. Central Command is replacing some of its regular troops in northern Syria with employees of private military companies (PMCs), Russian Foreign Ministry spokeswoman Maria Zakharova said on Jul7 17 at a news conference in Moscow.       

Syrian state TV is reporting that the U.S.-led coalition has struck a military position in the country's east, leaving several troops dead and wounded, allegations denied by a U.S. official.