TEHRAN, Iran — According to the official IRNA news agency, an explosion reported early Saturday in a public park near state television headquarters in Tehran caused no casualties or damage.
At 12:52 a.m., Iranian media reported an explosion in northern Tehran, which was followed by hundreds of social media posts.
The Iranian media has occasionally reported on flash-bang grenades bursting without providing specifics. Those grenades are made to make a loud noise and a flash of light while causing minimal damage.