The balance of power begins to swing against the North Koreans.  A description of the terrain along the Pusan Perimeter.  The heat and lack of water in August 1950.  The disposition of the American, South Korean and North Korean Divisions along the Pusan perimeter.  The M26 Tank now arrives in large numbers to aid the American Army.  A biography of Major General Gay the commander of the American 1st Cavalry Division.