Impeachment proceedings and President Trump's response

Dr Brian Klaas (UCL School of European Languages, Cultures & Society) explains why the impeachment process the currently engulfs President Trump is so serious, and how his rhetoric appeals to his base but may alienate many others.

Listen: BBC World Service’s ‘Newshour’ (from 30 mins 28 secs), More: BBC World Service's 'World Update' (from 27 mins 12 secs), BBC Radio 2's 'Jeremy Vine show' (from 1 hour 42 mins 15 secs)