Africa 54: Pope Francis Wrapped Up Africa Trip & Ghana on Alert Over Sahel Jihadist Insurgency

Pope Francis wrapped up his Africa trip with a call to South Sudanese to end 'blind fury' and seize every opportunity to build a peaceful nation; Ghana braces itself as Sahel jihadist insurgency spills into the Gulf of Guinea; And the Pentagon shoots down a suspected Chinese spy balloon. We’ll explain how the balloon could shape a new phase of U.S.-Chinese relations.