Western leaders warned Vladimir Putin at a G20 summit on Nov. 15 that he risked more economic sanctions if he failed to end Russian backing for separatist rebels in Ukraine.
Russia's War Against Ukraine
Reuters: Western leaders confront Putin at G20 with threat of more sanctions
Russian President Vladimir Putin (C) yawns at the start of the plenary session at the G20 Summit in Brisbane on Nov. 15, 2014.
