The Pentagon plants to share more information with the UK as part of an overhaul of how it wages war following a crushing loss in a wargame. The simulation involved a hypothetical battle with China over Taiwan . Early in the game, the US lost access to its information systems. By 2030, soldiers from allied countries will soon be able to use biometrics, such as fingerprints, to access US information during a conflict. 'Well, what happens if right from the beginning that information is not available? And that's the big problem that we faced,' said Vice Chairman of the Joint…