Satellite imagery exclusively obtained by NK News – taken four days after North Korea claimed a 23-floor building collapsed in Pyongyang – has cast significant doubt on both official and non-official accounts of the tragedy.

The satellite imagery, which was taken on the final morning of a rescue operation North Korean state media claimed wound up on May 17, shows little sign of the remains of a 23-floor apartment complex that had previously been standing there as recently as April 21.

Besides showing no visible sign of a major rescue operation, several specialists told NK News that imagery of