①Chinese President Xi Jinping called for global solidarity on biodiversity protection addressing the opening ceremony of the high-level segment of the COP15 conference in Montreal, Canada. What are his key messages? (00:30)

②U.S. President Joe Biden hosted dozens of African leaders this week in Washington for a three-day summit, only the second since former U.S. President Barack Obama hosted the first one in 2014. Biden said, “the United States is all-in on Africa’s future.” Will there be substantial changes in America’s African policy following the summit? Host Liu Kun is speaking with David Shinn, former US ambassador to Ethiopia and Burkina Faso and Adjunct Professor with the Elliott School of International Affairs, George Washington University; Abdullahi Boru Halakhe, an African policy and security analyst; Dr. He Wenping, Africa expert and Senior Research Fellow with the Chinese Academy of Social Sciences.(15:06)