[Trumpinator]

source told Reuters this week that Syrian forces had started using new types of "very accurate" air and ground weapons supplied by its ally Russia.

Reading between the lines. The Syrian pilots have had no time to train with such weapons. It's Russian pilots in Syrian marked jets (same as during the Cold War).

[DesertRhino]

“Reading between the lines. The Syrian pilots have had no time to train with such weapons. It’s Russian pilots in Syrian marked jets”

Good point. That makes sense.