Bomb explodes at Japanese airport after being dropped by the US during World War II

In short:

Decades after it was dropped, a World War II American bomb has detonated in Japan.

Video shows the moment the bomb exploded at Miyazaki Airport, throwing dirt and asphalt high into the sky.

What's next?

More than 80 flights were cancelled but no one was injured, with regular service at the airport expected to resume on Thursday.