West German police officers with armoured vehicles enter the Olympic Village in Munich, West Germany, September 5, 1972, to take position near a building where Arab terrorists hold 13 Israeli hostages, after having killed two others earlier today. The arabs have threatend to kill their hostages unless 200 Arab terrorists held in Israel were released. (AP Photo/Anonymous)

West German police who have swapped their uniforms for anonymous athletes sweatsuits climb on the roof of the Munich Olympic village building where several members of the Israeli Olympic team were held hostage by armed commandos, Sept. 5, 1972. The police carry submachine guns. Other police surround the building. (AP photo)

Dr. Manfred Schreiber, Munich's chief of police, looks at his watch while discussing the deadline with an Arab terrorist, at right, outside the living quarters of the Israeli Olympic team at the Olympic Village in Munich, Germany, on Sept. 5, 1972. A group of Arab terrorists, armed with submachine guns, broke into the village and killed two Israeli team members and held 13 more hostage. The two men in the background are plainclothes police. (AP Photo)

A West German policeman, wearing an athlete sweatsuit and armed with a machine gun, takes position above the floor where Israeli Olympic team members are being held hostage in the Olympic Village in Munich, Germany, on Sept. 5, 1972. The masked head of one of the Arab commandos appears in a window at the lower left corner of the photograph. (AP Photo)

West German policemen in sportswear take positions atop the building facing the residence of the Israeli Olympic team members in the Olympic Village in Munich, Germany, on Sept. 5, 1972. The police plan to rush in to release the Israeli hostages being held by Arab terrorists. (AP Photo)

An Arab terrorist extends his hand as he talks with another terrorist, leaning from upper window, during discussions with Munich chief of police Manfred Schreiber, far left, and West German interior minister Hans-Dietrich Genscher on Sept. 5, 1972. They are outside the building of the Munich Olympic Village where 13 Israeli team members are being held hostage by the Arab terrorists. Other men in the group are, at lower left, two men in plain-clothes and an olympic security man wearing a white cap. (AP Photo)

On September 5, 1972, a Palestinian commando group seizes the Israeli Olympic team quarters at the Olympic Village in Munich, Germany. A member of the commando group is seen here as he appears with a hood over his face on the balcony of the building, where they hold several Israeli athletes hostage. (AP Photo)

Demonstrators march outside the Olympic Village in Munich, Sept. 5, 1972, calling for the Olympic Games to be halted as armed Arab terrorists hold 12 of the Israeli team as hostages. (AP Photo)

An unidentified cameraman is thrown out of the Olympic Village by a West German policeman after he tried to make a picture of the Israeli headquarters where Arab guerillas are holding Israelis hostage at Summer Olympic Games in Munich, Germany, Sept. 5, 1972. The terrorists, armed with submachine guns, broke into the village and killed two Israeli team members and are holding 13 more hostage. (AP Photo)

Munich Police Chief, Dr Manfred Schreiber, answers questions at a press conference, Sep. 5, 1972, regarding the armed Palestinian terrorists who are holding Israel Olympic team members hostage and have threatened to kill them unless approximately 200 Palestinian terrorists held in Israel are released. (AP Photo) ISRAEL OUT

Two west German policemen, armed with submachine guns and wearing athletes tracksuits, get into position on the roof of the building where armed Palestinian terrorists are holding Israel Olympic team members hostage. The terrorists have threatened to kill the hostages unless approximately 200 Palestinian terrorists held in Israel are released. Munich, Sep. 5, 1972. (AP Photo) ISRAEL OUT

FILES - Picture taken on September 5, 1972 shows a Palestinian guerilla member (C) appearing on the balcony of the Israeli house watching an official (L) at the Munich Olympic village. As German magazine "Der Spiegel" reports in its edition from June 18, 2012, German neo-Nazis supported the Palestinean assassins of the 1972 Olympic Games. A group of "Black September" Palestinian guerrillas broke into the Israeli building in the Olypmpic village near Munich where 10,000 athletes were staying 05 September. Eleven Israeli hostages were killed in the attack. AFP PHOTO AFP PHOTO AFP/-/vn