Jake Lamb is off to a record start for the Arizona Diamondbacks and is determined to keep it going. Lamb and David Peralta each hit a three-run homer to power the Diamondbacks to a 7-6 victory over the San Francisco Giants on Tuesday night. It's just about me maintaining it.'' All seven runs were charged to Giants starter Ryan Vogelsong (0-1), who allowed six hits in 4 2-3 innings. Buster Posey and Brandon Crawford homered for the Giants.