More than six million people could die from HIV and AIDS in the next four years if the US pulls its global funding for programs, according to the UN AIDS agency. Thandiwe Mhlambi is part of a program that reduces the risk of HIV among girls and empowers them economically. She joins Christiane from Johannesburg, South Africa.  Also on today's show: James Kunder, Former Deputy Administrator, USAID; Robert Lighthizer, Former US Trade Representative; Joe Wright, Director, "Mussolini: Son of the Century"  Learn more about your ad choices. Visit podcastchoices.com/adchoices