SF Giants top prospect Marco Luciano promoted to Double-A

The SF Giants promoted a pair of prospects to Double-A Richmond for the playoffs, including top prospect Marco Luciano. A pair of SF Giants prospects will be making their Double-A debuts this week for the Richmond Flying Squirrels. Shortstop Marco Luciano and left-handed pitcher Juan Sanchez were each included on Richmond’s playoff roster, which was released on Tuesday. Since Luciano…