SAN FRANCISCO—Jordan Montgomery pitched six strong innings in his season debut, Blaze Alexander hit a grand slam and the Arizona Diamondbacks beat the San Francisco Giants 17–1 on Friday night.
Ahead 2–1, Arizona used a three-run fifth to pull away, stringing together three straight two-out hits against reigning NL Cy Young Award winner Blake Snell by Christian Walker, Eugenio Suárez and Randal Grichuk.