An explosives team detonated a Second World War bomb on a beach after a dogwalker discovered it. The bomb squad sealed off an area of Sandwich Bay this morning after the rusty-coloured object was spotted protruding from the sand. A man who made the discovery while walking his labrador, explained: “I thought I would leave this one to the professionals. “I reported it to the coastguard using what three words, who promptly arrived and then called the explosive and ordnance team. “They safely carried out a controlled explosion.” A cordon was set up around the shell while the Ministry of Defence bo…