The Trump Administration is moving forward with regulations that would deny green cards and visas to immigrants who use — or are expected to use — state or federal benefits like food stamps and Medicaid. On Monday, UC San Diego’s School of Global Policy and Strategy began a week-long forum to address tensions between the U.S. and China. It’s attended by business, technology and policy leaders. Also, ICE raids in Mississippi last week have been described as record setting, with the arrest of 680 people. KPBS reporter Max Rivlin-Nadler spoke with the former acting head of ICE, John Sandweg about the incident.