Former U.S. envoy on why Trump is engaging with Russia over Ukraine talks

American officials are preparing for talks with Russia over ending the war in Ukraine, set to begin Monday in Saudi Arabia, with no clear indication yet that Kyiv will be involved. Meanwhile, European leaders are convening an emergency meeting in Paris in response to being shut out of early negotiations. Ali Rogin speaks with Kurt Volker, former U.S. special envoy to Ukraine, for more. PBS News is supported by - https://www.pbs.org/newshour/about/funders