... BACKUP CREW . ... Space Flight Participant, South Korea . ... In October 2006 he was selected as one of the 30 semifinalists of South Korean nation-wide recruitment of cosmonauts for space flight to the ISS onboard Russian space vehicle in spring 2008. ... On December 2, 2006 as one of the 8 finalists he was sent to RGNII CTC after Yu.A.Gagarin for medical examination. ... On March 1, 2007 he initiated a final stage of medical examinations at RAS Institute for Medical and Biological Problems. ...