 Both Kaufmann and Davis set a new world-record time at 44.9 s and became the first athletes to run the 400 m with 45 seconds.Kaufmann then joined team mates Joachim Reske, Manfred Kinder and Johannes Kaiser in the 4×400 m relay, where they won the silver medal.After retiring from competitions Kaufmann was running an amateur theatre in Karlsruhe, where he died aged 72.