Zack Minasian was officially promoted to general manager of the San Francisco Giants Friday, joining the Los Angeles Angels' Perry Minasian to make the brothers both big league GMs.

Zack Minasian was promoted to general manager of the San Francisco Giants on Friday, joining Perry Minasian of the Los Angeles Angels as a big league GM. Zack has watched his brother handle himself under the pressures of such a demanding role.

The Giants hired Zack Minasian as general manager, and he and brother Perry, who works for the Angels, are the first siblings to be GMs at the same time in MLB history.