by newzulu
GREECE, Idomeni: A refugee holds up a used tear gas canister and leaves to Macedonian authorities near the Macedonia-Greek border on April 11, 2016 a day after clashes between the two groups.Hundreds of migrants were injured on Sunday as they attempted to cross the border into Macedonia. Police used tear gas, water cannons, and stun grenades to disperse the crowd as migrants threw stones in retaliation.