Euro 2016: Four Poland fans arrested after clashes
Four arrests have been made after fights between Poland supporters broke out in Marseille before their final Euro 2016 Group C match with Ukraine on Tuesday.
Police used tear gas, pepper spray and batons to break up the fighting.
Around 1,000 police and 200 private security agents were deployed by Marseille authorities for the match.
The fighting occurred in the Vieux-Port area, where Russia and England supporters clashed on 11 June.