Monday on the News Hour, Russia escalates its assault on Ukraine, drawing criticism from President Trump and complicating U.S. efforts to broker a peace deal. We hear from Democratic candidates who are launching primary bids in hopes of charting a new path forward for a party in disarray. Plus, major charity organizations face an uncertain future after the Trump administration halted foreign aid. PBS News is supported by - https://www.pbs.org/newshour/about/funders