video transcript

A teenager fighting against President Bashar al-Assad is buried in Aleppo Tuesday. The 17-year-old rebel was shot once in the head and once in the chest. Now a father buries his son. . (SOUNDBITE) (Arabic) ABDEL QADIR ZEINO, FATHER OF REBEL WHO DIED, SAYING: "He was a student, but he cleared his life to devote himself to the revolution. He just finished his mid-year exams during the revolution." Wounded government forces are finding treatment in a makeshift hospital established by opposition forces. 15. (SOUNDBITE) (Arabic) DOCTOR WHO DECLINED TO GIVE NAME, SAYING: "At the end of the day, these people have all been hurt and this is our duty as a doctor. The regime does not understand that our mission is humanitarian. We do not rely on killing or terrorism but humanitarianism." The battle for Aleppo has become a crucial test for both sides. Neither Assad's forces nor the rebels can afford to lose if they hope to prevail in the wider struggle for Syria. Deborah Lutterbeck, Reuters