US pounds Iran, Tehran strikes back at bases in biggest exchange since July

By Kanishka Singh and Ahmed Tolba WASHINGTON/CAIRO, Sept 2 (Reuters) - Iran and its Arab neighbours were plunged back into war on Wednesday by the biggest exchange of fire between Tehran and Washington since July, with U.S. forces striking Iran's southern coast and Iran firing at American bases across the region. The United States threatened more devastating strikes. Iran accused Washington of hitting a wedding party, killing five people and wounding dozens.