Violence has broken out between Afghan and Sudanese migrants at a makeshift refugee camp in Calais.
Authorities say that forty people have been injured.
Around 300 people were involved in the fighting, which broke out around a food distribution point.
During the disturbances tents and temporary structures were burned to the ground.
Firefighters were called to battle the blaze.
French authorities believe some 4,000 people live in the camp, but NGO’s suggest the numbers are far higher.
French police have launched an investigation.