There has been a second night of violence between rival political factions in Lebanon's capital, Beirut.
Gunfire was heard when supporters of caretaker Prime Minister Saad Hariri clashed with those of the Hezbollah and Amal movements in the Cola district.
An anti-government protest camp was also ransacked in the city of Tyre.
Lebanon has been paralysed for more than a month by large-scale protests fuelled by anger at the ruling elite over the ailing economy and corruption.
Until now, the mass demonstrations have been largely peaceful. But with no resolution in sight, many people fear the crisis could become increasingly violent.
The UN Security Council has called on all sides to exercise restraint.
The source of the gunfire heard near Beirut's Cola bridge on Monday night was not clear. But a video posted online showed it erupting as groups of men on motorcycles drove around the area.
The official National News Agency reported that there were clashes underneath the bridge between supporters of Mr Hariri's Future Movement, the biggest Sunni Muslim-led party, and those of Hezbollah and Amal, the two biggest Shia groups. Police and soldiers separated the two sides, it said.
The Future Movement later warned its supporters to stay away from large protest sites to “avoid being dragged into any provocation…
