This Jan. 31, 2014 photo released by the United Nations Relief and Works Agency for Palestine Refugees in the Near East (UNRWA, residents of the besieged Palestinian camp of Yarmouk line up to receive food supplies, in Damascus, Syria. A United Nations official is calling on warring sides in Syria to allow aid workers to resume distribution of food and medicine in a besieged Palestinian district of Damascus. (AP Photo/UNRWA, File)
Last week, a remarkable photo of the Syrian refugee crisis circulated. In it, masses of refugees wait in line for food aid in Damascus. Syria is currently on track to become the world's largest source of refugees. John and Tom talk with Jeff Pinneo, with Medical Teams International. Pinneo has been working with refugees flooding out of the country.