But Sigi Schmid believes the US international must become a more rounded defender if he is to feature regularly for Newcastle .
Sigi Schmid is yedlin 's former head coach at Major League Soccer side Seattle Sounders .
But Sigi Schmid , Yedlin 's former head coach at Major League Soccer side Seattle Sounders , believes the US international must become a more rounded defender if he is to feature regularly for Newcastle .