Fighter jets like these were part of an Israeli air strike, Friday, on a missile shipment in Syria bound for Hezbollah in Lebanon, according to an Israeli official, Saturday.<br /> <br />Israel has long made it clear it could resort to force to ensure that Syrian President, Bashar al-Assad, does not distribute weapons - especially chemical weapons - to his Hezbollah allies in Lebanon.<br /> <br />Hezbollah - whose fighters and weaponry are pictured here in 2010 - also allies itself with Israel's nemesis, Iran, and waged war with Israel in 2006.<br /> <br />The Israeli official who acknowledged the raid spoke on condition of anonymity.<br /> <br />Lebanese authorities reported intensive Israeli air force activity over their territory on Thursday and Friday.<br /> <br />Israelis also worry that if Assad is toppled, Islamist rebels could disrupt what has been mostly four decades of calm in the Golan Heights border area.<br /> <br />Israel remains technically at war with Syria, whose state of security has been deteriorating
