U.N. calls for investigation into apparent poisoning of Putin critic Alexei Navalny

U.N. calls for investigation into apparent poisoning of Putin critic Alexei Navalny

U.N. calls for investigation into apparent poisoning of Putin critic Alexei Navalny

The United Nations is demanding a full investigation into the apparent poisoning of Alexei Nalvany, a prominent critic of Russian President Vladimir Putin. Navalny is finally out of a medically induced coma at a hospital in Germany. Investigators believe his tea was spiked with a Soviet-era nerve agent. CBS News foreign correspondent Charlie D’Agata joins CBSN from London with the latest developments.