LOS ANGELES — Buster Posey has taken his first major swing as president of baseball operations by trading for three-time All-Star third baseman and designated hitter Rafael Devers from the Boston Red Sox in an absolutely stunning deal, according to multiple reports.

Harrison was optioned to Triple-A Worcester after being traded to the Red Sox on Sunday. Harrison will report to Triple-A Worcester to begin his tenure with his new team. The left-hander owns a career 4.

Giants broadcaster Mike Krukow shared why he told president of baseball operations Buster Posey that Kyle Harrison is San Francisco's best young starting pitcher.