IBU Summer Biathlon

The IBU Summer Biathlon is a sporting event organized by the International Biathlon Union (IBU) which combines trail running or  roller skiing and rifle shooting,  or sometimes trail running and rifle shooting. It is modeled after the IBU (winter) biathlon, which is an Olympic sport that combines rifle shooting with cross-country skiing. The Summer Biathlon World Championships have been held annually since 1990. Trail running was part of the world championships until 2009.