After 12 years, hundreds of billions of dollars and 2200 American lives, the US is withdrawing from Afghanistan. Has it been worth the cost? We hear the continued dispute about the condition of the country now and what to expect for the future. Also, Catholicism's first South American pope visits Brazil, and NASA's plan to capture an asteroid and learn how to protect our planet.
Banner image: Afghan security forces investigate at the site of a car bomb attack in Kabul. Photo: Mohammad Ismail/Reuters