A Free Syrian Army fighter reacts as he stands on a tank after launching a rocket towards forces loyal to Syria's President Bashar Al-Assad in Mount Azzan, southern Aleppo countryside
A Free Syrian Army fighter reacts as he stands on a tank after launching a rocket towards forces loyal to Syria's President Bashar Al-Assad in Mount Azzan, southern Aleppo countryside June 4, 2014. Picture taken June 4. REUTERS/Stringer (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT MILITARY)
Free Syrian Army fighters launch a mortar shell towards forces loyal to Syria's President Bashar Al-Assad in Mount Azzan, southern Aleppo countryside
Free Syrian Army fighters cover their ears as they launch a mortar shell towards forces loyal to Syria's President Bashar Al-Assad in Mount Azzan, southern Aleppo countryside June 4, 2014. Picture taken June 4. REUTERS/Stringer (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT)
A Free Syrian Army tank launches a rocket towards forces loyal to Syria's President Bashar Al-Assad in Mount Azzan, southern Aleppo countryside
A Free Syrian Army tank launches a rocket towards forces loyal to Syria's President Bashar Al-Assad in Mount Azzan, southern Aleppo countryside June 4, 2014. Picture taken June 4. REUTERS/Stringer (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT MILITARY)
Free Syrian Army fighters launch a mortar shell towards forces loyal to Syria's President Bashar Al-Assad in Mount Azzan, southern Aleppo countryside
Free Syrian Army fighters cover their ears as they launch a mortar shell towards forces loyal to Syria's President Bashar Al-Assad in Mount Azzan, southern Aleppo countryside June 4, 2014. Picture taken June 4. REUTERS/Stringer (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT MILITARY)
A Free Syrian Army fighter launches a mortar shell towards forces loyal to Syria's President Bashar Al-Assad in Mount Azzan, southern Aleppo countryside
A Free Syrian Army fighter covers his ears as he launches a mortar shell towards forces loyal to Syria's President Bashar Al-Assad in Mount Azzan, southern Aleppo countryside June 4, 2014. Picture taken June 4. REUTERS/Stringer (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT MILITARY)
International cooperation on key issues fell in 2013
International efforts in dealing with some major global threats disappointing, says Council on Foreign Relations
A resident carries belongings at a site damaged by what activists said was a barrel bomb in Aleppo's Bustan al-Qasr neighbourhood
A resident carries belongings at a site damaged by what activists said was a barrel bomb dropped by forces loyal to Syria's President Bashar al-Assad in Aleppo's Bustan al-Qasr neighbourhood June 7, 2014. REUTERS/Hosam Katan (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT)
A Civil Defence member walks at a site damaged by what activists said was a barrel bomb in Aleppo's Bustan al-Qasr neighbourhood
A Civil Defence member walks at a site damaged by what activists said was a barrel bomb dropped by forces loyal to Syria's President Bashar al-Assad in Aleppo's Bustan al-Qasr neighbourhood June 7, 2014. REUTERS/Hosam Katan (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT)
A resident carries a cat that survived at a site damaged by what activists said was a barrel bomb in Aleppo's Bustan al-Qasr neighbourhood
A resident carries a cat that survived at a site damaged by what activists said was a barrel bomb dropped by forces loyal to Syria's President Bashar al-Assad in Aleppo's Bustan al-Qasr neighbourhood June 7, 2014. REUTERS/Hosam Katan (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT)
A resident carries belongings at a site damaged by what activists said was a barrel bomb in Aleppo's Bustan al-Qasr neighbourhood
A resident carries belongings at a site damaged by what activists said was a barrel bomb dropped by forces loyal to Syria's President Bashar al-Assad in Aleppo's Bustan al-Qasr neighbourhood June 7, 2014. REUTERS/Hosam Katan (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT)