The English translation of the book Venezuelan President Hugo Chavez gave to President Obama on Saturday has become a sensational seller on the Internet, jumping to No. 2 on Amazon's sales list by noon Sunday, after being No. 54,295 just a day earlier. "Las Venas Abiertas de America Latina," or "Open Veins of Latin America," by Eduardo Galeano describes centuries of invasions and other attempts to influence Latin American affairs by outside powers, including the United States. Mr. Chavez handed the Spanish-language version of the book to Mr. Obama after the American president spoke at a Saturday-morning meeting of leaders...