In this episode of On Assignment, CBS News 60 Minutes producers Michael Rey and Oriana Zill de Granados go behind the scenes of their duPont-winning reports on the US-Mexico Border. They describe basement meetings, months of back-and-forth with government sources, and having a U.S. president criticize their reporting. They also talk about how they have adapted to producing television news remotely in the time of COID-19.