2016-08-31T15:16:29Z

Moscow's claim that Russian airstrikes in Syria had killed prominent Islamic State leader Abu Muhammad al-Adnani is false, US defense officials told Reuters on Wednesday.

"Russia's claim is a joke," one of the US defense officials said, speaking on condition of anonymity.

The Pentagon on Tuesday said it had targeted Adnani, who Islamic State has said was killed in Syria's Aleppo province.

Read the original article on Reuters. Copyright 2016. Follow Reuters on Twitter.

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