Former Presidents George W. Bush and Barack Obama publicly condemned the Trump administration's dismantling of the U.S. Agency for International Development (USAID), joining legendary singer Bono in an emotional farewell via videoconference to the shuttered aid service. Obama, a Democrat, called the decision "a colossal mistake," while the Republican Bush denounced the cuts to his signature HIV/AIDS relief program, asking, "Is it in our national interests that 25 million people who would have died now live? I think it is, and so do you." Bono, appearing as a surprise guest, fought back tears as he honored the agency's workers, calling...