A recent interview with Ollanta Humala, the anti-free market former army officer who is leading in the polls in Sunday's presidential election in Peru, left me with two basic impressions: He's more articulate than I thought and much more like radical populist Venezuelan President Hugo Chávez than I suspected. Why do I say that? Not just because Chávez has openly endorsed him. It's because -- either by coincidence or because he may be listening to his Venezuelan friends -- he comes across as following Chávez's script very closely. Like Chávez, Humala is a former lieutenant colonel who first drew public...