President of Bulgaria: EU 'needs to act' against Russia
The President of Bulgaria, has told the BBC that Europe should stand strongly against any nation flouting international law.
Referring to Crimean leaders recently deciding to leave Ukraine and join Russia, Rosen Plevneliev said that the EU needed to "act against" Russia.
Pro-Russian forces took over at least two military bases in Crimea on Wednesday.
Watch more clips at HARDtalk's website
You can see the full interview on BBC World News at 16:30 and 22:30 GMT on Thursday 20 March and on the BBC News Channel at 00:30 GMT on Friday 21 March.