Venezuela's President Hugo Chavez takes a sample of crude during his weekly broadcast at a nationalized oil field at Orinoco's belt in the southern strip of the eastern Orinoco River in this February 17, 2008 file photo. To match Reuters Witness story OIL/TAXI in which, Daniel Fineren, who is a senior energy correspondent, describes his recent encounter with a Spanish taxi driver on the way home from the World Petroleum Congress. To match Reuters Witness story OIL/TAXI.
REUTERS/Miraflores Palace/Handout (VENEZUELA). FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS.