Dr Andi Hoxhaj unpacks some of the possible consequences of the decision by Bulgaria, North Macedonia and Montenegro to refuse passage to the Russian Foreign Minister's plane for a planned visit to Serbia.

Here’s an expert comment from Michael Bradshaw, Professor of Global Energy at Warwick Business School, on “How will Russia's war in Ukraine affect energy supplies and the planet?"

As media report that whilst the Bonn Climate Change Conference starts today (6 June) John Kerry, Special Presidential Envoy for Climate, for the US Department of State, warns Ukraine war no excuse for prolonging coal. Alastair Smith, Senior Teaching Fellow, Global Sustainable Development at the University of Warwick comments.

As media report that today a secret ballot of Conservative MPs on Prime Minister Boris Johnson's leadership has now been triggered, Emeritus Professor Wyn Grant, from Politics & International Studies at the University of Warwick comments.

Tax expert Dr Arun Advani comments on findings from The Sunday Times Rich List that the UK has a record number of billionaires.