Blast kills teenager, injures dozens in northern IsraelA 15-year-old was killed and around 20 people injured when unexploded ordnance detonated during a school trip in northern Israel. The army is investigating whether the munition came from Hezbollah or Israeli forces, amid recent fighting near the Lebanon border.Video Duration 00 minutes 26 seconds 00:26Video Duration 01 minutes 01 seconds 01:01Video Duration 01 minutes 15 seconds 01:15Video Duration 01 minutes 43 seconds 01:43Video Duration 00 minutes 51 seconds 00:51Video Duration 00 minutes 56 seconds 00:56Video Duration 01 minutes 01 seconds 01:01