The Australian cruiser met the disguised German vessel in the waters off western Australia two years after the two became enemies in World War II. The Australian ship approached, trying to determine whether the vessel was friendly. It wasn't. What resulted was Australia's worst naval disaster: the sinking of the Australian ship and the loss of its entire crew of 645. The wreckage wasn't found until last year, leading to decades of conspiracy theories about what actually happened. On Wednesday a long-awaited report on the sinking of the Sydney II ended the mystery that began when it met its fate,...