A devastating accident occurred during an annual air show near Athens when a Greek F-4 Phantom fighter jet crashed, resulting in the deaths of two pilots. Eyewitnesses reported a fiery explosion as the aircraft went down, sending black smoke into the sky and shocking spectators. The incident has prompted Greece to declare a military mourning period. The crash sparked a significant fire at the event, where the military jet was performing. This tragedy highlights the risks associated with aerial displays and the profound loss felt by the aviation community.