All four could return , but only Ellis is a priority , and only at the right price .
Four ex-Rockies -- Mark Ellis , Aaron Cook , J.C. Romero and Kevin Millwood -- officially became free agents today .
All four could return , but only Mark Ellis is a priority , and only at the right price .
Four ex-Rockies -- Mark Ellis , Aaron Cook , J.C. Romero and Kevin Millwood -- officially became free agents today .