Toward the end of World War II, newspapers revealed what American soldiers had discovered months before — when Sherman tanks tried to slug it out with the heavier German Panzers, they came out second best. Historical argument has it that the hidebound conservatives of the Army effectively blocked the introduction of superior fighting vehicles based on their tactical dogma that tank destroyers - not tanks - should fight German armor.
A German torpedo hit the RMS Lusitania on May 7, 1915. Shortly after, a substantial second explosion shook the ship. Within 20 minutes, the vessel known as the "Greyhound of the Seas" had sunk to the ocean floor, resulting in the deaths of almost 1200 individuals. A new two-step investigation...