The fruitless search for the killer of Olof Palme has been a source of national anguish for Sweden since the Prime Minister was gunned down in February 1986. Last week hopes rose that the hunt was at an end when the Stockholm District Court arraigned Christer Pettersson, 41, an underworld debt collector with a criminal record that includes manslaughter. Said deputy chief prosecutor Axel Morath: "I think we now have the man."
Once before, in 1986, Pettersson was questioned by the Palme investigation team, which has faced numerous charges of mismanagement. But the suspect was released for lack of evidence. This...