Migrants, police clash again on Greek-Turkish border

Clashes erupted on the Greek-Turkish border Friday morning, with Greek authorities using tear gas and a water cannon to repulse an attempt by migrants to push through the frontier into Greece, while Turkish authorities fired volleys of tear gas onto the Greek side of the border.

Thousands of migrants and refugees have been trying to get into Greece through the country's eastern land and sea borders over the past week, after Turkey declared its previously guarded borders with Europe were open.

After months of threats, Turkish President Recep Tayyip Erdogan said his country would no longer be the gatekeeper for Europe.

He has demanded Europe shoulder more of the burden of caring for refugees, although the EU insists it is abiding by a deal in which it disbursed billions of euros for care in return for Turkey keeping the refugees on its soil.

His decision...