Land border sealed, Greek police chief says

A chief of police in a border town in northeastern Greece says irregular migrants are no longer crossing into the country from its land border with Turkey.

Barbed-wire fences, landmines, thermal night vision cameras and regular patrols are among the tools used to stop a phenomenon the Greek state considers a national security threat.

Some 55,000 people were detected attempting to wade across the Evros River into Greece from Turkey in the region in 2011.

The figures have now...