Tehran says Israel’s operation in Lebanon is violation of existing ceasefire with US, throwing wrench in planned peace talks – key US politics stories from Monday 1 June Tehran says Israel’s operation in Lebanon is violation of existing ceasefire with US, throwing wrench in planned peace talks – key US politics stories from Monday 1 June Peace talks planned between the US and Iran are in limbo yet again, sparked by the Israeli offensive in Lebanon . The Iranian foreign minister, Abbas Araghchi,