At the Junior World Championships in 1989 in Voss, Johannes Hackl won the runner -up title with Holger Schönthier , Frank and Jürgen Isenberg with the relay behind the representation of the Soviet Union. A year later he was third behind the GDR and the Soviet Union in Sodankylä with Martin Rossberger , Jürgen Isenberg and Jürgen Wallner . With Rossberger and Markus Quappig he was runner-up in the team competition behind the Soviet Union. In the Biathlon European Cup in the 1988/89 season , Hackl came second in the overall standings behind Holger Schönthier and ahead of Mauro Navillod in the first ever competition.