NEW : `` This new momentum is encouraging , but we still have a way to go . Portuguese police are taking another look at Madeleine McCann 's disappearance . The 3-year-old vanished from her family 's Portuguese holiday villa in May 2007 . The UK and Portuguese investigations currently have separate leads , officer says .
NEW : `` This new momentum is encouraging , but we still have a way to go , '' says UK officer . Portuguese police are taking another look at Madeleine McCann 's disappearance . The 3-year-old vanished from her family 's Portuguese holiday villa in May 2007 . The UK and Portuguese investigations currently have separate leads , officer says .