A day after the release video Russian lawmaker Vladimir Gutenev told Sputnik on Thursday that the deployment of the Su-57 may serve as a constraining factor for aircraft of neighboring states that periodically violate Syrian airspace. (BattleForWorld: So this is a change for the new Su-57 jet to test its array of electronic equipment and engine in the Middle-East climate.)
And SPUTNIKNEWS is reporting that two more Su-57 has landed in Syria at the same airbase as the first two fighter jets.
Informational photos relating to the Su-57 (Note: BattleForWorld does not own copyrights to these images.):