UNITED Nations Secretary-General Antonio Guterres warned yesterday that white supremacy and neo-Nazi movements are becoming a "transnational threat" and have exploited the coronavirus pandemic to boost their support. Addressing the U.N. Human Rights Council, Guterres said the danger of hate-driven groups was growing daily. "White supremacy and neo-Nazi movements are more than domestic terror threats. They are becoming a transnational threat," he told the Geneva forum. Without naming states, Guterres added: "Today, these extremist movements represent the number one internal security threat in several countries." In the United States, racial tensions simmered during the turbulent four-year presidency of Donald Trump.…