Grabow being the veteran of the group makes his performance a little harder to take .
Thus far the Cubs relievers have had mixed results , Samardzija , Grabow , and Berg disappointing but Marshall , Russell , Caridad , and Marmol looking good .
Grabow being the veteran of the group makes Grabow 's performance a little harder to take .
Thus far the Cubs relievers have had mixed results , Samardzija , Grabow , and Berg disappointing but Marshall , Russell , Caridad , and Marmol looking good .