Facts: - imagesize: 150px - residence: dillingen , germany - altname: sergej charkov - birth date: 17 november 1970 - name: sergei kharkov - club: tg saar - discipline: mag Based on these bullet points, write a short biography describing the life of sergei kharkov .
A:
sergei kharkov aka sergej charkov -lrb- born november 17 , 1970 -rrb- is a russian gymnast , olympic champion and world champion .he competed for the soviet union and the russian federation before immigrated to germany where he won the national championship 8 times .after his retirement from competition he coaches the tg saar gymnastics team in saarbrucken and performs in sport shows .kharkov is married with 2 children and lives in dillingen , germany .