London drivers were close to the South Circular Road in the capital's south at about 9.30pm last Wednesday.Metropolitan Police fear she may have been abducted in the area, which was the last place Sarah was seen before she vanished.Police last night erected a 100 metre cordon along the road, indicating it could hold vital clues to Sarah's disappearance, the Mirror reports.Earlier officers with sniffer dogs were seen searching outside the nearby Oaklands Estate and gardens in surrounding streets.Others were lifting drain covers and searching bins along the road.Officers have specifically appealed for motorists on that section of her route, which is not covered by CCTV, to send them dash-cam footage.Uber said it has used the tracking software.
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