MLB: Marquez homers as Rockies pound Diamondbacks 19-2

Colorado Rockies starting pitcher German Marquez works against Arizona Diamondbacks' Jake Lamb during the sixth inning of a baseball game Wednesday, July 11, 2018, in Denver. The Rockies won 19-2. (AP Photo/David Zalubowski)

DENVER — Colorado right-hander German Marquez homered against Arizona infielder Daniel Descalso, helping the Rockies pound the Diamondbacks 19-2 on Wednesday night.