Pavel Dmitrichenko, the ballet dancer accused of organising an attack that nearly blinded the Russian Bolshoi Ballet's artistic director, has been convicted of the crime by a Russian court.
Mr Dmitrichenko was convicted alongside two co-defendants,
The dancer had claimed that he told an alleged accomplice to beat up the director but not to throw acid.
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It is unclear what their alleged plans were.
Anti-terror police are currently questioning the men who were arrested at three separate locations in France.
A weather warning is also in place for Scotland, which could see "treacherous" and blizzard-like conditions on Thursday.