A Syria war monitor said explosions on Sunday rocked an area near Damascus housing weapons depots used by the toppled regime of Bashar al-Assad.The Syrian Observatory for Human Rights monitor said the blasts in Kisweh, south of the Syrian capital, may be the result of an Israeli airstrike.The Israeli military, which has struck many military sites in Syria in recent weeks, told AFP in Jerusalem it did not attack the site.For all the latest headlines follow our Google News channel online or via the app.The Britain-based Observatory, which has a network of sources in Syria, said that “loud blasts resonated in the wider capital area.” The explosions occurred “at ammunition depots of the former regime forces... near the town of Kisweh,” sending a thick cloud of smoke billowing over the site, the Observatory said.Israel, which rarely comments on its actions in neighboring Syria, has carried out hundreds of airstrikes on military sites since opposition forces ousted al-Assad and seized