Iran has closed the strait of Hormuz – citing alleged violations of a ceasefire agreement by the US and Israel. Tehran said the closure was the "first step" in response to what it described as breaches of commitments regarding the continuing clashes in Lebanon - and warned that further measures would be taken if "aggression" continued. Details and analysis by FRANCE 24 international affairs editor Kethevane Gorjestani, and FRANCE 24 correspondent in Tehran, Reza Sayah.