Syrian civil war: Rebel group clashes with President Bashar al-Assad's government forces

Rebel fighters with Failaq al-Rahman, firing their weapons during clashes with government forces in the suburbs of the Syrian capital Damascus. | AP

A fighter with the Army of Islam rebel group firing artillery during clashes with government forces in the southern province of Daraa, Syria. | AP

A fighter with the Army of Islam, as he loads a heavy machine gun with bullets, in the suburbs of the Syrian capital Damascus. | AP

Fighters from Ahrar al-Sham during a battle against Syrian government forces, in Ghouta, an eastern neighborhood of Damascus, Syria. | AP

Fighters with Failaq al-Rahman firing their weapons during clashes with government forces in the suburbs of the Syrian capital Damascus. | AP

An injured man sitting inside a Civil Defense van after airstrikes hit near Ghouta, a rebel-held suburb near Damascus, Syria. | AP

injured people inside a Civil Defense van after airstrikes hit near Ghouta, a rebel-held suburb near Damascus, Syria. | AP