Completed the following sentence: At age 16, Armstrong began competing as a triathlete and was a national sprint-course triathlon champion in 1989 and 1990. ️<unk>️<unk>️<unk>️<unk>️ ️<unk>️<unk>️<unk>️<unk>️
1993, Clásica de San Sebastián in 1995, Tour DuPont in 1995 and 1996, and a handful of stage victories in Europe, including stage 8 of the 1993 Tour de France and stage 18 of the 1995 Tour de France.<unk>1993, the Clásica de San Sebastián in 1995, Tour DuPont in 1995 and 1996, and a handful of stage victories in Europe, including stage 8 of the 1993 Tour de France and stage 18 of the 1995 Tour de France. ️<unk>️<unk>️<unk>️<unk>️ ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️