Teammates welcome Colorado Rockies' Charlie Blackmon, center, at home plate after he hit a three-run, walkoff home run off San Francisco Giants relief pitcher Camilo Doval in the seventh inning of game two of a baseball doubleheader Tuesday, May 4, 2021, in Denver. The Rockies won the nightcap by score of 8-6.(AP Photo/David Zalubowski)

Teammates congratuate Colorado Rockies' Charlie Blackmon, left, after he hit a three-run, walkoff home run off San Francisco Giants relief pitcher Camilo Doval in the seventh inning of game two of a baseball doubleheader Tuesday, May 4, 2021, in Denver. The Rockies won the nightcap by score of 8-6.(AP Photo/David Zalubowski)

San Francisco Giants' Brandon Belt follows the flight of his single off Colorado Rockies relief pitcher Jhoulys Chacin in the fourth inning of game one of a baseball doubleheader Tuesday, May 4, 2021, in Denver. (AP Photo/David Zalubowski)

Colorado Rockies' Ryan McMahon reacts after striking out to end in the fifth inning of game two of a baseball doubleheader Tuesday, May 4, 2021, in Denver. (AP Photo/David Zalubowski)

Colorado Rockies' Charlie Blackmon, center, is congratulated by Trevor Story (27) and Raimel Tapia (15) after Blackmon hit a three-run, walkoff home run off San Francisco Giants relief pitcher Camilo Doval in the seventh inning of game two of a baseball doubleheader Tuesday, May 4, 2021, in Denver. The Rockies won the nightcap by score of 8-6.(AP Photo/David Zalubowski)

Colorado Rockies' Charlie Blackmon is welcomed by teammates at home plate affter Blackmon hit a three-run, walkoff home run of San Francisco Giants relief pitcher Camilo Doval in the seventh inning of game two of a baseball doubleheader Tuesday, May 4, 2021, in Denver. The Rockies won the nightcap by score of 8-6.(AP Photo/David Zalubowski)

San Francisco Giants' Brandon Belt crosses home plate after hitting a two-run home run against the Colorado Rockies in the first inning of game two of a baseball doubleheader Tuesday, May 4, 2021, in Denver. (AP Photo/David Zalubowski)

San Francisco Giants' Brandon Belt follows the flight of his two-run home run as he heads up the first-base line against the Colorado Rockies in the first inning of game two of a baseball doubleheader Tuesday, May 4, 2021, in Denver. (AP Photo/David Zalubowski)

San Francisco Giants' Steven Duggar, left, waits to congratulate Brandon Belt as he crosses home plate after hitting a three-run home run in the first inning of game one of a baseball doubleheader Tuesday, May 4, 2021, in Denver. (AP Photo/David Zalubowski)

San Francisco Giants' Wilmer Flores reacts as he heads up the first-base line after hitting a two-run home run in the sixth inning of game two of a baseball doubleheader Tuesday, May 4, 2021, in Denver. (AP Photo/David Zalubowski)

San Francisco Giants' Brandon Belt, front, follows the flight of his two-run home run with Colorado Rockies catcher Elias Diaz in the first inning of game two of a baseball doubleheader Tuesday, May 4, 2021, in Denver. (AP Photo/David Zalubowski)