Putin orders Russian troops into Ukraine's separatist regions as the West levies sanctions

Russian President Vladimir Putin recognized as independent two separatist regions of Ukraine Monday, and hours later ordered Russian troops to conduct what the Kremlin called a "peacekeeping operation" in those regions. After Putin's earlier moves, the United States, the United Kingdom, and the European Union all announced targeted sanctions. Nick Schifrin reports. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders