Syrian rebels set eyes on divided Aleppo
Aleppo was Syria's most populous city before it became a main battleground in its four-year-old civil war
World's displaced hits record high of 60 mln, half of them children - UN
The Syrian refugee problem has for the first time become bigger than that in Afghanistan
Global aid hits record in 2014 aided by Gulf states but fails to meet needs-data
Saudi Arabia, United Arab Emirates, Qatar and Kuwait more than doubled their combined contribution to U.N. appeals in 2014
World's displaced hits record high of 60 mln, half of them children - UN
In 2014, an average of 42,500 people became refugees, asylum seekers, or internally displaced every day
Security concerns limit Syrian refugees coming to U.S.
Since October fewer than 800 Syrian refugees have been admitted into the United States, only a fraction of nearly 4 mln displaced