Over 6,000 people are said to have been killed since the Syrian Government started its crackdown on protests against President Assad's regime.
The violence has brought worldwide condemnation and calls from the UN to end the 'violations of human rights'.
Tuesday's Dateline on SBS ONE at 9.30pm goes undercover in Homs with a group of rebel fighters, led by a charismatic 25-year-old deserter from Assad's army.
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In a rarely-seen side of the conflict, the story captures life behind the frontline with the Free Syria Army, as the rebels patrol the ruined streets, dodging snipers' bullets, as they try to stop the advance of Assad's forces.
Watch Dateline's report on Tuesday at 9.30pm on SBS ONE, and read more now on the Dateline website.
