Bizarre flashing objects caught on camera buzzing US warships may be hypersonic drones from China or Russia, a leading UFO expert has claimed.

It comes after the Pentagon revealed to The Sun Online the latest video showing the mysterious crafts buzzing its warships off the American coast.

Nick Pope, who investigated UFOs for the Ministry of Defence, told The Sun Online that the objects may be hypersonic drones - potentially from China or Russia.

But he believes even the US government may not know who is behind the mysterious phenomena.

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I would agree with the latter sentence. But I'm almost certain that the Pentagon knows they aren't Chinese or Russian. If they were Russian or Chinese "drones," then the US is burnt toast in any future conflict. To read more, click here.