President Bush Delivers Address On Iraq PolicyThe man who jumped the White House fence this month and sprinted through the front door made it much farther into the building than previously known, overpowering one Secret Service officer and running through much of the main floor, according to three people familiar with the incident. An alarm box near the front entrance of the White House designed to alert guards to an intruder had been muted at what officers believed was a request of the usher’s office, said a Secret Service official who spoke on the condition of anonymity. The officer posted inside the front door appeared to be delayed in learning that the intruder, Omar Gonzalez, was about to burst through. Officers are trained that, upon learning of an intruder on the grounds — often through the alarm boxes posted around the property — they must immediately lock the front door. More