The San Francisco Giants lost their third consecutive game when Mark Trumbo hit a grand slam to lead the Arizona Diamondbacks to a 6-2 victory Monday night.Arizona Diamondbacks starting pitcher Wade Miley throws in the first inning during a baseball game against the San Francisco Giants, Monday, Sept. 15, 2014, in Phoenix.San Francisco Giants shortstop Brandon Crawford makes the off balance throw to get the out on Arizona Diamondbacks Mark Trumbo in the sixth inning during a baseball game, Monday, Sept. 15, 2014, in Phoenix.San Francisco Giants starting pitcher Ryan Vogelsong throws in the first inning during a baseball game against the Arizona Diamondbacks, Monday, Sept. 15, 2014, in Phoenix.Arizona Diamondbacks Mark Trumbo, right, celebrates with Wade Miley (36) after hitting a third inning grand slam against the San Francisco Giants during a baseball game, Monday, Sept. 15, 2014, in Phoenix.