President Biden announced that the U.S. will support waiving patent rights for the COVID vaccines -- a major move that follows a call domestically, and internationally, for America to provide much quicker and greater assistance to the rest of the world. William Brangham looks at the potential impact of this decision and the reaction to it with Madhavi Sunder of the Georgetown University Law Center. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders