Tuberculosis is one of the worst murderers in the history of the world. It remains that way today — even though we have diagnostics and treatments that should have helped to decimate it. The challenge? The greed of the corporations that hold those technologies hostage to fees that low-income people and countries can’t afford. Abdul reflects on the disease of poverty. He interviews bestselling author and YouTuber John Green about his quest to mobilize his platform to hold those corporations accountable.