Former U.S. ambassador on Zelenskyy’s next moves after Oval Office blowout

Washington and Europe are still feeling the reverberations of Friday’s heated Oval Office exchange between President Trump and Ukrainian President Zelenskyy. Now, Zelenskyy is in London to rally the support of European leaders. Kurt Volker, former U.S. special envoy to Ukraine and ambassador to NATO, joins John Yang to discuss. PBS News is supported by - https://www.pbs.org/newshour/about/funders