Turkey warns NATO member of 'serious consequences

Ankara has accused Greece of ?occupying? Aegean islands

Turkish President Recep Tayyip Erdogan has urged Greece to stop its alleged military buildup in the Aegean islands, threatening its neighbor and fellow NATO ally with a "heavy price" that it might end up paying.

"Your occupying the islands does not bind us. When the time, the hour, comes, we will do what is necessary," Erdogan said in