Serbian president, EU commissioner discuss key challenges for Serbia's EU accession

Serbian President Aleksandar Vucic (R) meets with European Union Commissioner for enlargement and neighborhood policy Johannes Hahn in Belgrade, Serbia, on Feb. 7. 2018. Aleksandar Vucic and Johannes Hahn on Wednesday discussed the key challenges for Serbia on its path towards full EU membership. (Xinhua/Predrag Milosavljevic)