Former NATO Ambassador: 'Airstrikes alone won't beat IS'
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Former Nato ambassador: 'Airstrikes alone won't beat IS'

Airstrikes in Syria by the US and Western allies have had some success in containing so-called Islamic State fighters and taking back territory.

But Former NATO Ambassador Nicholas Burns told the BBC's Laura Trevelyan that airstrikes alone are not enough to beat IS and that the US needs to support people on the ground.

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