El día en imágenes

Riot police surround a protester during a protest against Turkey's Prime Minister Tayyip Erdogan and his government's policy on Syria, in Ankara May 18, 2013. Erdogan said on Friday it would be up to the U.N. Security Council to decide whether to establish a no-fly zone inside Syria and said he backed the involvement of Russia and China in planned peace talks. REUTERS/Umit Bektas (TURKEY - Tags: POLITICS CIVIL UNREST TPX IMAGES OF THE DAY)

Riot police surround a protester during a protest against Turkey's Prime Minister Tayyip Erdogan and his government's policy on Syria, in Ankara May 18, 2013. Erdogan said on Friday it would be up to the U.N. Security Council to decide whether to establish a no-fly zone inside Syria and said he backed the involvement of Russia and China in planned peace talks. REUTERS/Umit Bektas (TURKEY - Tags: POLITICS CIVIL UNREST TPX IMAGES OF THE DAY)