 Complete the following phrase:  Just three days after the Olympics, Boginskayas longtime coach, Lyubov Miromanova, committed suicide. Miromanova had been a surrogate mother to Boginskaya, coaching and caring for her after she moved from Minsk to train full-time in Moscow. After her death, Boginskaya began training with Tatiana Grosovivich. Under Grosovivichs tutelage, Boginskaya became world champion in 