The Turkish forces shot down a Syrian military helicopter in the countryside of Aleppo province in northern Syria on Friday, killing two pilots, a war monitor reported.

A government helicopter was shot down and its crew killed Friday in Syria's northwest, where a military offensive against opposition fighters is unfolding, a Syrian military official and activists said.

Rebels shot down a Syrian military helicopter in northern Syria on Tuesday, killing its  crew members in a fiery crash, while the government kept up its relentless bombing campaign on the opposition-held region, with an airstrike in which seven civilians died, activists and news reports said.