• (With reporting by The Associated Press) A Pakistani youngster shows metal pieces collected from the wheat field outside a house, where al-Qaida leader Osama bin Laden was caught and killed in Abbottabad, Pakistan, on Tuesday, May 3, 2011. Local residents showed off small parts of what appeared to be a U.S. helicopter that Washington said malfunctioned and was disabled by the American commando strike team as they retreated, while Pakistan's leader on Tuesday denied suggestions that his country's security forces had sheltered Osama bin Laden. (AP Caption and Photo/Anjum Naveed)

  • A Pakistani security official carries metal piece collected from the wheat field outside a house, where al-Qaida leader Osama bin Laden was caught. (AP Caption and Photo/Anjum Naveed)

  • A boy collects trophy pieces of metal from the wheat field outside the compound and house where al-Qaida leader Osama bin Laden was caught and killed late Monday, in Abbottabad, Pakistan. (AP Caption and Photo/Anjum Naveed)

  • A Pakistani youngster shows metal pieces collected from wheat field outside a house, seen background, where al-Qaida leader Osama bin Laden lived in Abbottabad, Pakistan. (AP Caption and Photo/Anjum Naveed)

  • Vehicles carry the wreckage of a helicopter that crashed next to the wall of a compound. (AP Caption and Photo/Aqeel Ahmed)

  • A tractor trolley carries the wreckage of a helicopter that crashed next to the wall of a compound. (AP Caption and Photo/Aqeel Ahmed)