mitchelle blair , 35 , from michigan , is charged with with felony murder , premeditated murder and torture .
court officers carrying out a march 24 eviction at the family 's apartment found the frozen corpses of 13-year-old stoni ann blair and 9-year-old stephen gage berry .
blair used an expletive wednesday in juvenile court as visitation between her two living and their fathers was discussed .
blair also said alexander dorsey was ` never there ' for his children .