Fifth-generation Fighters Officially Move Into Next Phases
Both China's J-20 and Russia's Su-57 have reached significant milestones—at least officially—but the programs both face engine-development delays.
Two J-20s made the type's public debut at the Zhuhai air show in November 2016. (Photo: Chinese Internet)
Two J-20s made the type's public debut at the Zhuhai air show in November 2016. (Photo: Chinese Internet)