On Feb. 21, 2013, a formation of six C-130 Hercules from Yokota Air Base, Japan participated in a mission whose aim was to practice large formation airlift tactics and procedures.
In the image below, the aircraft perform a so-called Elephant Walk, taxiing in sequence for the active runway.
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The following photograph shows the Hercules airlifters of the 374th Airlift Wing leaving smoke trails in the skies over Yokota.
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Image credit: U.S. Air Force
A Yokota based U.S. C-130 was tailed by Chinese J-7 and J-10 fighters as it reached the airspace close to the border between China and Japan on Jan. 10, 2013.