EU has a plan to use frozen Russian assets to fund Ukraine – how will it work?

What are the legal implications, and why does Belgium fear being left alone with the bill?

• Latest EU sanctions against Russia target liquified natural gas

With Donald Trump ruling out further US military aid, and as Russia's deadly attacks grind on, European leaders are looking for a new way to finance the defence of Ukraine.

Now they think they have an answer: using billions of Russian state assets frozen in the west.