Sunday on PBS News Weekend, Nick Schifrin talks with national security adviser Jake Sullivan about the wars in Ukraine and Gaza. Then, a look at the conservative legal challenge to an Illinois city's groundbreaking reparations program. Plus, graphic novelist Raina Telgemeier discusses her books that try to reassure anxious adolescents that they are not alone. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders