Military explosion on the front of a building in the Syrian city of Homs.
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UN: Syrian leadership must change course

With less than 24 hours to go before the deadline for a complete ceasefire, there is no sign of an end to the fighting in Syria.

The UN Security Council has expressed deep concern over the Syrian government's commitment to the international peace plan.

Reports from Syria suggest the army is continuing its operations against civilians although some troops have pulled back from towns and cities.

Barbara Plett reports from the United Nations in New York.

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