North Korea says the latest weapon it tested was a hypersonic missile

A missile is seen launched earlier this month, that time from a train. North Korea now claims it has tested a hypersonic missile.
KCNA via REUTERS
North Korea tested a missile Tuesday that was initially identified as a short-range ballistic missile.
North Korean state media claims it tested a hypersonic weapon called the Hwasong-8.
North Korea reportedly expressed an interest in developing hypersonic weapon technology earlier this year.
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