Now the 31 operational U-2s

[pumpui momo]

Now the 31 operational U-2s in the USAF fleet are about to undergo a $50m (£37.8m) update and acquire a new mission which could see them fly on for another 30 more years. It may also see them go head-to-head with a drone so secret that its existence has yet to be officially acknowledged.

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สาระสำคัญ  pericardium