Fourth Iranian man arrested in London terror probe

(BBC) A fourth Iranian man has been arrested as part of a counter-terrorism investigation in London.

The Metropolitan Police said the 31-year-old was detained in north-west London on Friday morning under the National Security Act.

Three other men — all from Iran and aged 39, 44 and 55 — were arrested in London on 3 May as part of the investigation.

Police have obtained warrants to hold those three men until 17 May.

Police said searches were carried out at two addresses in north-west London on Friday.

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