text:  Israel's air defenses have been effective in dealing with thousands of Hamas rockets from Gaza in the south and Hezbollah rockets from Lebanon in the north. But the military said the air defenses did not detect the threat coming from the Mediterranean Sea in the west. The military described this as human air. A drone from Yemen would have to travel around 1,000 miles or more to reach Tel Aviv. Greg Myrie, NPR News, Tel Aviv.