A boy accidentally shoots a friend with a gun he found in the rubble of a destroyed building. The gun turns out to be a clue in a ten-year-old murder case. 　　Lizabeth Scott′s son, Jon Whiteley, finds a gun in a bombed out area of London and accidentally shoots a playmate. Out of fear, he flees with the gun. The bullet matches one used 10 years earlier in a murder. This brings Cap...