(FILES) A picture taken on November 17, 2007 shows Saudi King Abdullah bin Abdul Aziz al-Saud (R) greeting Iranian President Mahmoud Ahmadinejad (L) in Riyadh as he arrives for the two-day Organisation of Petroleum Exporting Countries (OPEC) summit. King Abdullah of Saudi Arabia urged the United States to attack Iran to destroy its nuclear programme, according to US documents leaked by WikiLeaks and published on November 28, 2010 by daily newspapers. AFP PHOTO FILES / HASSAN AMMAR