Watch Britain’s new battle tank unleash hell as Army bosses reveal world-class upgrades in our explosive YouTube series

THIS is Britain’s brand new ­battle tank blasting into action.  The Sun gained a world exclusive look at the terrifying Challenger 3 unleashing hell during trials in Scotland. The spectacular show of hard power comes amid spiralling global turmoil and warnings that Britain’s depleted Armed Forces could be called upon to fight any day. Only a handful of Challenger...