Blinken vows 'relentless' diplomacy to avert Russian attack on Ukraine

US Secretary of State Antony Blinken said on Wednesday that Russia could launch a new attack on Ukraine at very short notice but Washington would pursue diplomacy as long as it could. On a visit to Kyiv to show support for Ukraine, the top US diplomat said Ukrainians should prepare for difficult days. FRANCE 24's International Affairs Commentator Douglas Herbert tells us more.