Haitian police: Foreign hit squad killed President Moïse
Haitian authorities continue their search for the killers of President Jovenel Moïse, arresting two Americans, along with retired members of the Colombian military. And, President Biden defends the US withdraw from Afghanistan, as the Taliban captures two strategic border crossings, including one with Iran. Also, South Sudan marks 10 years of independence, but looks back at a decade of violence and chronic hunger.