President Trump said he called off a third night of airstrikes on Iranian targets. In the Oval Office, he again said that a deal was close between the U.S. and Iran, and that it might be signed this weekend. Iran denied any movement toward a longer-term agreement. William Brangham reports.

The Ebola outbreak in the Democratic Republic of the Congo and Uganda is escalating quickly. There are growing warnings that, without a stronger response, this Ebola outbreak could become one of the deadliest. William Brangham takes a closer look with Jeremy Konyndyk, the president of Refugees International. In 2014, he ran USAID's foreign disaster assistance when Ebola broke out in Africa.