In this citizen journalism image provided by Lens Young Homsi, which has been authenticated based on its contents and other AP reporting, a destroyed house from Syrian government forces shelling, at Jouret al-Shiyah, in Homs province, Syria, Thursday Oct. 18, 2012. Syrian activists say a string of government airstrikes on rebel areas in the country's north has killed at least 20 people, leveled buildings and forced residents to dig through mounds of rubble in search of survivors. (AP Photo/Lens Yong Homsi)
In this citizen journalism image provided by Lens Young Homsi, which has been authenticated based on its contents and other AP reporting, a general view of destroyed houses which was damaged by Syrian government forces shelling, at Baba Amr neighborhood, in Homs province, Syria, Thursday Oct. 18, 2012. Syrian activists say a string of government airstrikes on rebel areas in the country's north has killed at least 20 people, leveled buildings and forced residents to dig through mounds of rubble in search of survivors. (AP Photo/Lens Yong Homsi)
In this citizen journalism image provided by Lens Young Homsi, which has been authenticated based on its contents and other AP reporting, this general view shows destroyed houses that were damaged by Syrian government forces shelling, at Baba Amr neighborhood, in Homs province, Syria, Thursday Oct. 18, 2012. (AP Photo/Lens Yong Homsi)
In this citizen journalism image provided by Lens Young Homsi, which has been authenticated based on its contents and other AP reporting, this general view shows destroyed houses that were damaged by Syrian government forces shelling, at Baba Amr neighborhood, in Homs province, Syria, Thursday Oct. 18, 2012. (AP Photo/Lens Yong Homsi)
This citizen journalism image taken from video provided by Ugarit News, which has been authenticated based on its contents and other AP reporting, shows what Human Rights Watch says are cluster bombs dropped in Tamanea, Syria, on Tuesday, Oct. 9, 2012. The New York-based rights group said the use of such bombs in Syria's civil war is the latest sign of Syrian President Bashar Assad's disregard for his own people. Syrian government officials had no immediate comment. (AP Photo/Ugarit News via Human Rights Watch)
**FILE** Fatimah Abdullah, 29, sits Sept. 7, 2012, next to her 4-day-old twins, Ahmad and Bayan, who were born in a Turkish hospital, near the Syrian town of Azaz. Abdullah, who fled her home in Marea, Syria, 15 days before due to Syrian government shelling, took her children to the Bab Al-Salameh border crossing in hopes of entering one of the refugee camps in Turkey. (Associated Press)
**FILE** Fatimah Abdullah, 29, sits Sept. 7, 2012, next to her 4-day-old twins, Ahmad and Bayan, who were born in a Turkish hospital, near the Syrian town of Azaz. Abdullah, who fled her home in Marea, Syria, 15 days before due to Syrian government shelling, took her children to the Bab Al-Salameh border crossing in hopes of entering one of the refugee camps in Turkey. (Associated Press)
Syrian child, Taybah Al-Hajji, 1, whose family fled their home in Aleppo 15 days ago due to Syrian government shelling, sits next to her one month old brother Abdulghani, sleeping in a child safety seat covered with a mosquito net, as they take refuge with their family at the Bab Al-Salameh border crossing, in hopes of entering one of the refugee camps in Turkey, near the Syrian town of Azaz, Thursday, Sept. 6, 2012. (AP Photo/Muhammed Muheisen)
Syrian child, Taybah Al-Hajji, 1, whose family fled their home in Aleppo 15 days ago due to Syrian government shelling, sits next to her one month old brother Abdulghani, sleeping in a child safety seat covered with a mosquito net, as they take refuge with their family at the Bab Al-Salameh border crossing, in hopes of entering one of the refugee camps in Turkey, near the Syrian town of Azaz, Thursday, Sept. 6, 2012. (AP Photo/Muhammed Muheisen)
