In 1978 he also won the East German indoor 60 metres titles , as well as twice indoor 100 metre champion .
He was East German 100 metres champion in 1977 , 1978 , and 1980 .
In 1978 champion also won the East German indoor 60 metres titles , as well as twice indoor 100 metre champion .
He was East German 100 metres champion in 1977 , 1978 , and 1980 .