DENVER, CO - JUNE 18: Nolan Arenado #28 of the Colorado Rockies celebrates with his teammates after hitting a 3 RBI walk off home run in the ninth inning against the San Francisco Giants at Coors Field on June 18, 2017 in Denver, Colorado. (Photo by Matthew Stockman/Getty Images)
San Francisco Giants v Colorado Rockies
DENVER, CO - JUNE 18: Nolan Arenado #28 of the Colorado Rockies celebrates hitting a 3 RBI walk off home run in the ninth inning against the San Francisco Giants at Coors Field on June 18, 2017 in Denver, Colorado. (Photo by Matthew Stockman/Getty Images)
San Francisco Giants v Colorado Rockies
DENVER, CO - JUNE 18: Nolan Arenado #28 of the Colorado Rockies hits a 3 RBI walk off home run in the ninth inning against the San Francisco Giants at Coors Field on June 18, 2017 in Denver, Colorado. (Photo by Matthew Stockman/Getty Images)
San Francisco Giants v Colorado Rockies
DENVER, CO - JUNE 18: Nolan Arenado #28 of the Colorado Rockies celebrates hitting a 3 RBI walk off home run in the ninth inning against the San Francisco Giants at Coors Field on June 18, 2017 in Denver, Colorado. (Photo by Matthew Stockman/Getty Images)
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San Francisco Giants v Colorado Rockies
DENVER, CO - JUNE 18: Pat Valaika #4 of the Colorado Rockies is congratulated by Charlie Blackmon #19 after hitting a solo home run in the seventh inning against the San Francisco Giants at Coors Field on June 18, 2017 in Denver, Colorado. (Photo by Matthew Stockman/Getty Images)
San Francisco Giants v Colorado Rockies
DENVER, CO - JUNE 18: Pat Valaika #4 of the Colorado Rockies circles the bases after hitting a solo home run in the seventh inning against the San Francisco Giants at Coors Field on June 18, 2017 in Denver, Colorado. (Photo by Matthew Stockman/Getty Images)
San Francisco Giants v Colorado Rockies
DENVER, CO - JUNE 18: Pat Valaika #4 of the Colorado Rockies hits a solo home run in the seventh inning against the San Francisco Giants at Coors Field on June 18, 2017 in Denver, Colorado. (Photo by Matthew Stockman/Getty Images)
San Francisco Giants v Colorado Rockies
Nolan Arenado of the Colorado Rockies hits a RBI double in the sixth inning against the San Francisco Giants at Coors Field on June 18, 2017 in Denver, Colorado. (Photo by Matthew Stockman/Getty Images)
San Francisco Giants v Colorado Rockies
DENVER, CO - JUNE 18: Pat Valaika #4 of the Colorado Rockies hits a solo home run in the seventh inning against the San Francisco Giants at Coors Field on June 18, 2017 in Denver, Colorado. (Photo by Matthew Stockman/Getty Images)
San Francisco Giants v Colorado Rockies
DENVER, CO - JUNE 18: Pat Valaika #4 of the Colorado Rockies hits a solo home run in the seventh inning against the San Francisco Giants at Coors Field on June 18, 2017 in Denver, Colorado. (Photo by Matthew Stockman/Getty Images)
San Francisco Giants v Colorado Rockies
DENVER, CO - JUNE 18: Starting pitcher Tyler Chatwood #32 of the Colorado Rockies throws in the first inning against the San Francisco Giants at Coors Field on June 18, 2017 in Denver, Colorado. (Photo by Matthew Stockman/Getty Images)
San Francisco Giants v Colorado Rockies
DENVER, CO - JUNE 18: Charlie Blackmon #19 of the Colorado Rockies hits a single in the ninth inning against the San Francisco Giants at Coors Field on June 18, 2017 in Denver, Colorado. (Photo by Matthew Stockman/Getty Images)
San Francisco Giants v Colorado Rockies
DENVER, CO - JUNE 18: D.J. LeMahieu #9 of the Colorado Rockies hits a RBI single in the ninth inning against the San Francisco Giants at Coors Field on June 18, 2017 in Denver, Colorado. (Photo by Matthew Stockman/Getty Images)
San Francisco Giants v Colorado Rockies
DENVER, CO - JUNE 18: Nolan Arenado #28 of the Colorado Rockies celebrates hitting a 3 RBI walk off home run in the ninth inning against the San Francisco Giants at Coors Field on June 18, 2017 in Denver, Colorado. (Photo by Matthew Stockman/Getty Images)