An operational F-22 unit has dropped the GBU-39 Small Diameter Bomb during a Combat Hammer exercise.
![2012%5C08%5C120804-F-PB632-027[1]](http://alert5.com/wp-content/uploads/2012/08/2012%5C08%5C120804-F-PB632-0271-500x332.jpg)
U.S. Air Force Photo/Tech. Sgt. Dana Rosso
The 302nd and the 525th Fighter Squadrons’ F-22s from Alaska have the upgraded increment 3.1 software that eanble them to drop the GBU-39 SDB.
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