Tommy La Stella activated, Luis González optioned

Photo by Lachlan Cunningham/MLB Photos via Getty ImagesTommy La Stella is officially back. The left-handed hitting second baseman, who has been on the Injured List all season, was activated by the San Francisco Giants on Monday, ahead of their series against the Colorado Rockies. The Giants are facing right-handed pitchers in the first two games of the series, and La Stella jumps straight into the lineup as the designated hitter for Monday’s opener.

To make room for La Stella on the 26-player active roster, the Giants are reportedly optioning outfielder Luis González to AAA Sacramento. This comes a day after González pitched 1.1 scoreless innings in the Giants blowout loss to the St. Louis…