Matt Chorley speaks to former White House advisor Fiona Hill, former UK Ambassador Tony Brenton and former Kremlin spokesperson Sergei Markov about how the West can deal with the migrant crisis on the Polish border and increased military activity on the Ukrainian border. PLUSDaniel Finkelstein and David Aaronovitch discuss speeches, business and social care.  Hosted on Acast. See acast.com/privacy for more information.