Iran vows revenge as it accuses Israel of deadly airstrike on Syria consulate in deepening Middle East crisis CNNIranian president vows revenge against Israel after airstrike on Syria consulate: ‘Will not go unanswered’ Fox NewsUS told Iran it had no involvement or advance knowledge of consulate strike in Syria, US official says CNNIran Says the Deadly Israeli Strike in Damascus Will Not Go Unanswered The New York TimesIran vows revenge on Israel after Damascus embassy attack Reuters