Invisible to US in Syria & Iraq

"Russian stealth jets flew ‘unnoticed’ over 6 US bases in Syria and Iraq"
"Patriot Missile Fail: Russian Stealth (SU 57) bombers buzz 6 US Bases ‘unnoticed’"
Sources:
https://www.veteranstoday.com/....2020/05/04/patriot-m
https://geopolitics.news/middl....e-east/russian-steal
http://avia.pro/news/rossiyski....y-su-57-nezamechenny