Summary: What should U.S. immigration policy look like? The columnists debate Kirstjen Nielsen's resignation, Trump's xenophobia and Obama's legacy on immigration live on stage at the Times Center in New York. Then, in response to listener voicemail, Ross, Michelle and David discuss the 2020 candidacies of Pete Buttigieg, Kirsten Gillibrand, Andrew Yang, Cory Booker and Amy Klobuchar. For background reading on this live episode, visit nytimes.com/theargument For tickets to our live show in Boston, visit https://timesevents.nytimes.com/theargumentboston
