People shop at a green market in central Athens on December 9, 2016. 
The Greek Seamen Federation (PNO) decided to extend its strike until December 11, 2016. All kinds of ferries and ships have been docked at the ports since December 2, leading to shortages on the islands and driving farmers in outrage as they cannot send their agriculture and food products to the mainland or abroad.  / AFP / LOUISA GOULIAMAKI        (Photo credit should read LOUISA GOULIAMAKI/AFP/Getty Images)