Stephen Sackur speaks to former UK deputy prime minister Nick Clegg. The Lib Dems were crushed in the 2015 general election and Clegg has taken much of the blame - is this fair?

Stephen Sackur speaks to Nick Clegg, the former UK deputy prime minister who led the Liberal Democrats in coalition with the Conservatives from 2010 to 2015, giving his party its first real taste of power in generations.

However, the Lib Dems were crushed in the 2015 general election and Clegg has taken much of the blame - is this fair?