Venezuelan President Hugo Chavez (C) waves flanked left by Algeria's President Abdelaziz Bouteflika, and (L-R top row) Libya's Colonel Mustafa Al-Kharroubi (L), coordinator of the Libyan General Provisional Committee for Defence, Sheik Hamad bin Mohammad Al-Sharqui, of the United Arab Emirates (UAE) ruling council, and Saudi Crown Prince Abdullah bin Abdulaziz Al Saud during their OPEC summit official photo September 28, 2000. OPEC heads of state are today closing their second summit in 40 years of the oil cartel's history.