Dodgers manager Dave Roberts coached with the Padres 2011-15 before taking the Dodgers' managerial job. Black was the Padres' manager at the time. Roberts on Sunday night said he thought of Black as a mentor and then offered up the following on the state of the Rockies' roster, regarding this move ( via the Orange County Register ):

The Colorado Rockies have fired manager Bud Black. He was the winningest manager in franchise history, but the Rockies are off to a 7-33 start.