As he did so , the kart in fourth position bumped the third speeding the third kart up .
On the main straight , shortly after the last turn , Schatz saw the kart in third position on his left and tried to pull ahead to be bumped .
As Schatz did so , the kart in fourth position bumped the third speeding the third kart up .
On the main straight , shortly after the last turn , Schatz saw the kart in third position on his left and tried to pull ahead to be bumped .