Israel's one-of-a-kind F-35 stealth jet is flying into a higher level of combat in fights with Iran

Israel is using its F-35I and other fighter jets to degrade Iranian air defenses and gain air superiority.

JACK GUEZ/AFP via Getty Images

• Israel's unique F-35I lends a critical capability to its air force and has been involved in strikes on Iran.
• Actions against Iran are the "most challenging" F-35s have flown, an airpower expert said.
• The F-35's success is showcasing the jet's capabilities and ability to fight higher-level battles.

Israel's unique version...