Tsipras and Netanyahu meet in Thessaloniki

Israeli Prime Minister Benjamin Netanyahu (l) is silhouetted as he talks with Greek Prime Minister Alexis Tsipras during their meeting in Thessaloniki, Greece's second largest city, on Thursday. Under heavy security Netanyahu is in northern Greece to discuss plans to become a key supplier of European energy through an ambitious Mediterranean undersea natural gas pipeline project. [Giannis Papanikos/AP]