The aircraft carrier HMS Queen Elizabeth, Britain's $4 billion gamble, is finally ready to set sail from Portsmouth Dockyard on her make-or-break four-month deployment on the high seas. The mission is to forge the brand-new ship's crew into an effective fighting force. Hop on board for an exclusive look at life above and below deck, and follow the crew as they face the challenges of a Russian warship, floods, fuel leaks, and a headline-making first night on U.S. soil.