21.  Police are also looking again into unsolved cases of missing person, seeking a possible link with Pandy.

22.  According to investigators, many unsolved kidnapping cases in the central France region in recent years involved a man posing as a school doctor.

23.  According to investigators, many unsolved kidnapping cases in the central France region involved a man posing as a school doctor.

24.  New DNA technology was used at the Contra Costa County Crime Lab as part of a routine analysis of unsolved cases.

25.  The attack drew new attention to earlier, unsolved cases of chemical poisoning, including the deaths of seven people in the central Japanese city of Matsumoto in June.

26.  The disappearance was the longest unsolved kidnapping case in Spanish history, added news reports.

27.  The killing, one of the most celebrated, unsolved cases in the country, had been portrayed in a movie.

28.  Hamburg police were unable to link the death with any unsolved case in their region and investigations were being widened to involve police in other parts of Germany.

29.  Behind those unsolved cases lurks the specter of political instability.

30.  Dutch police meanwhile said they were now going back through unsolved cases of missing teenagers to see if there were any links to the Belgian inquiry.