* Chavez faces biggest test in 14 years from young rival * Venezuelans jittery before Sunday's presidential vote * Cuba and other Latin American leftists watch closely
Venezuelans packed supermarkets on Friday to stock up on food and other essentials in case of trouble around Sunday's presidential vote, which was shaping up as the biggest electoral challenge of Hugo Chavez's 14-year rule.
Civil war? Syria style revolt? America liberating Venezuela from it's oil???