16:30 GMT: Britain has called for restraint after Israeli strike on Gaza, saying that further violence was in no one's interests according to Al Arabiya.
16:25 GMT: Egypt's Muslim Brotherhood says it "will not allow the Palestinians to be subjected to Israeli aggression".
16:24 GMT: Israel confirms 10 dead in Gaza, reports say.
16:21 GMT: Medical sources in Gaza saying at least 9 dead and 20 wounded.
16:15 GMT: Hamas official: Israel will 'pay a price for this cowardly assassination'.