Dumfries and Galloway Police say they welcome the support of the Libyan authorities for the ongoing investigation into the Lockerbie bombing.
No travel details have been released due to security reasons.
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The two grenades were on board a fishing boat heading for Stranraer harbour.
Storm Doris is set to bring wet, windy and wintry weather to the region.
Carl Hodgson, who lives in the town, was sentenced to three years and six months behind bars at Manchester Crown Court today.