Cnossen competed at the
2018 Winter Paralympics and created history in his second Paralympic appearance after claiming a gold medal in the
men's 7.5km sitting biathlon event. In doing so he became the first American male and the second American ever to claim a gold medal in a biathlon event in either the
Olympics or
Paralympics after
Kendall Gretsch, who achieved the feat at earlier at the same Paralympic games. In addition to his gold medal achievement, Cnossen also clinched silver in the
men's 15km cross-country skiing sitting,
12.5km biathlon sitting,
15km biathlon sitting and
10km cross-country classical sitting, and a bronze medal in the
1.1km cross-country sprint sitting. That year, Cnossen was named Male Paralympic Athlete of the Games as part of the 2018
Team USA Awards. ==References==