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The Boston Globe

World

Rebel factions turn on each other in Syria’s largest city

Exchange shows deepening rift in opposition ranks

BEIRUT — Western-backed opposition fighters and a faction of Al Qaeda-linked rebels turned their guns on each other Saturday in Syria’s largest city, battling for control of a key checkpoint in the latest eruption of infighting among the forces trying to topple President Bashar Assad’s regime, activists said.

The clashes between rebels affiliated with the Free Syrian Army and fighters from the Islamic State of Iraq and the Levant underscored the growing phenomenon of rebel-on-rebel violence that has sapped strength from the broader anti-Assad movement.

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