A picture of Venezuela's President Hugo Chavez rests on a religious altar in Caracas

 
A picture of Venezuela
A picture of Venezuela's President Hugo Chavez rests on a religious altar in Caracas January 3, 2013. Venezuela's opposition on Wednesday demanded the government tell "the whole truth" about the health of cancer-stricken President Hugo Chavez, who has not been heard from in three weeks after undergoing a grueling operation in Cuba. REUTERS/Carlos Garcia Rawlins