Was checking notables but couldn't find the explosion in Madrid/Spain. It happened the same day as the explosion in Havanna/Cuba. Which makes it a strange "coincidence". Wasn't here when it happend, so maybe I missed anons talking about it. (Re)posting sauce just in case:
Explosion rocks building in Madrid
More than a dozen people have been injured in a blast, authorities in the Spanish capital say
https://www.rt.com/news/555085-madrid-spain-explosion-injuries/
another sauce says 2 dead, 18 injured:
https://elpais.com/espana/madrid/2022-05-06/varios-heridos-en-una-explosion-en-un-edificio-del-distrito-de-salamanca-de-madrid.html