The ethical questions chasing Trump's vaccine adviser

Moncef Slaoui helped design vaccines for Big Pharma, one reason why Trump picked him to help lead "Operation Warp Speed." But Slaoui's deep drug industry ties have made him a target for watchdogs, too. POLITICO's Dan Diamond on Slaoui's tricky position and how close we are (or aren't) to a vaccine. Dan Diamond is health policy reporter for POLITICO. Annie Rees is a host-producer for POLITICO audio. Jenny Ament is the senior producer of POLITICO audio. Irene Noguchi is the executive producer of POLITICO audio.