The anguished mother of a British man who vanished in Sardinia this summer has urged a woman from Jersey, who he was with in the days before he disappeared, to come forward and assist with the police investigation.
Michael Frison, 25, from Chard in Somerset, went missing in mysterious circumstances from a farm in Luras, a remote, barren area in the north-east of the Italian island on 13 July, the day he was due to return home from a holiday visiting his grandparents.
