LONDON --Britain's Prince Harry will not be sent with his unit to Iraq, Britain's top general said Wednesday, citing specific threats to the third in line to the throne. Army Chief of Staff Gen. Sir Richard Dannatt said the changing situation on the ground exposed the prince to too much danger.Prince William and Prince Harry, right, parade in suits and bowler hats with the Combined Cavalry Old Comrades' Association, in Hyde Park, London, on Sunday, May 13, 2007. The tradition of officers wearing black bowler hats and carrying umbrellas goes back to the First World War.