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![The Black Eagles, an aerobatic flight fleet of the Korean Air Force, perform a stunt rehearsal over Busan on Tuesday. The aerobatic flight team is preparing to mark the 70th anniversary of the Battle of Korea Strait, which will be held in Busan on June 27. [YONHAP]](https://image.koreajoongangdaily.com/10573431.jpg?imageId=10573431&width=240&height=184&format=webp&format=jpg)