Summary: In our news wrap Tuesday, primary elections are being held in six states with several marquee races including in Colorado and New York, rescuers in Ukraine searched for survivors in the ruins of a burned-out shopping mall hit by Russian missiles, the UN says 300,000 civilians were killed in the first decade of Syria's civil war, and Ghislaine Maxwell is sentenced to 20 years in prison. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders
