So far, the cumulative number of deaths in the United States has surpassed the death toll from the 1919 pandemic and the combined death toll from World War I, World War II, the Korean War, Vietnam War, Iraq war and Afghanistan war. "It's a slaughter," says William Fogg, an American epidemiologist and former head of the Centers for Disease Control and Prevention. Mehdi Hasan hit back at complacency in the United States over the slower pace of than in the summer, even as the cumulative number of confirmed cases and deaths continues to accelerate.