Americas: Venezuela's Hugo Chavez has gone off the deep end again, claiming the U.S. engineered the Haiti earthquake. It's a laughable malevolence, of course. But given the spectacular U.S. aid effort, it's also a threat. Right now, the dictator's No. 1 foreign policy aim is to discredit the U.S. aid effort in Haiti. Shortly after Haiti's Jan. 12 earthquake, Chavez, trying to whip up paranoia, accused America of seeking a "military occupation" there. When that didn't work and U.S. aircraft carriers and hospital ships steamed in to rescue ravaged Port-au-Prince, Chavez told Spanish newspaper ABC that the earthquake was the...