 Complete the following phrase:  In March 1992, Yeltsin would hand over KAL 007s black box without its tapes to South Korean President Roh Tae-woo at the end of the plenary session of the South Korean National Assembly with this statement, We apologize for the tragedy and are trying to settle some unsolved issues. Yeltsin released the tapes of the KAL 007s Black Box its Digital Flight Data Recorder and Cockpit Voice Recorder to the International Civil Aviation Organization ICAO on 8 January 1993. For years the Soviet authorities had denied possessing these tapes. The openness of Yeltsin about POWMIA and KAL 007 matters may also have signalled his willingness for more openness to the West. In 1992, which he labelled the window of opportunity, he was willing to discuss biological weapons with the United States and admitted that the 