
Free Syrian Army soldiers hold their weapons during clashes with government forces in the southwest district of Salah al-Din in Aleppo, Syria, last week. Syrian troops launched a ground assault Wednesday on the besieged northern city of Aleppo, but activists said rebels were fighting back in a battle for the city. (Associated Press)

Free Syrian Army soldiers sit on a sidewalk at the northern town of Sarmada, in Idlib province, Syria, Wednesday, Aug. 1, 2012. (AP Photo)

Free Syrian Army soldiers sit on a sidewalk at the northern town of Sarmada, in Idlib province, Syria, Wednesday, Aug. 1, 2012. (AP Photo)

A relative holds the body of a 6-year-old Syrian boy Bilal El-Lababidi during his funeral July 27, 2012, in Ramtha, Jordan. The boy was shot dead by Syrian army as his parents and a dozen other refugees tried to cross a border to seek refuge in Jordan, his mother said. (Associated Press)

A relative holds the body of a 6-year-old Syrian boy Bilal El-Lababidi during his funeral July 27, 2012, in Ramtha, Jordan. The boy was shot dead by Syrian army as his parents and a dozen other refugees tried to cross a border to seek refuge in Jordan, his mother said. (Associated Press)

Free Syrian Army soldiers are seen July 24, 2012, at the border town of Azaz, some 20 miles (32 kilometers) north of Aleppo, Syria. Turkey sealed its border with Syria to trucks on July 25, 2012, cutting off a vital supply line to the embattled nation as fighting stretched into its fifth day in the commercial capital of Aleppo. (Associated Press)

Free Syrian Army soldiers are seen July 24, 2012, at the border town of Azaz, some 20 miles (32 kilometers) north of Aleppo, Syria. Turkey sealed its border with Syria to trucks on July 25, 2012, cutting off a vital supply line to the embattled nation as fighting stretched into its fifth day in the commercial capital of Aleppo. (Associated Press)

Free Syrian Army soldiers run for cover in Idlib province in northern Syria in this image taken by a citizen journalist on Friday, July 13, 2012. (AP Photo/Edlib News Network)

Free Syrian Army soldiers run for cover in Idlib province in northern Syria in this image taken by a citizen journalist on Friday, July 13, 2012. (AP Photo/Edlib News Network)