Kim Jong Un’s absence at a Day of the Sun visit by top officials to the mausoleum of his grandfather last week sparked rumors about the leader’s health, compounded further by a Daily NK report claiming he had recently received heart surgery.

South Korean and international media have often been wrong when it comes to sensationalist claims regarding North Korea, and this may very well be the case again.

But regardless of what might have happened to Kim — if anything happened to him at all — it seems worthwhile looking back on the event which started it