US Air Force Unveiled B-21 the most advanced military bomber

B-21 is the most advanced military upgrade of US Air Force

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Defense Secretary Lloyd Austin told about 600 invited guests at a Northrop Grumman Corp. plant in Palmdale, California, 

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Late in the day in an elaborately staged ceremony they unveiled the advanced military aircraft B-21

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They said the plane have unmatched ranged and stealthiness.

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Even the most sophisticated air-defense systems will struggle to detect a B-21 in the sky

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The raider will not make its first flight until 2023 according to source.

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The Air Force plans to build 100 of B-21  that can deploy nuclear weapons or conventional bombs,  it can use without human crew

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