tear gas

Police responded with tear gas, as people tried to flee.

Riot police in body armour have then sought to push them back with tear gas and water cannon.

Local media said police used tear gas after supporters of the visiting team, Labé, threw stones towards the pitch in anger at the referee.

As he neared the government headquarters, he pointed to the spot where he choked on tear gas for the first time, on 28 September 2014.

Riot police have been deployed around the country's parliament, the focal point of the ongoing protests, which have have seen police deploy water cannon and tear gas in recent days.