Baseball, by the Rules

Atlanta's Dylan Lee looks on as catcher Drake Baldwin attempts to frame a pitch from Lee to batter Miguel Rojas of the Los Angeles Dodgers. Note the difference in location between where the pitch came in (the white circle with the "88" label) and where Baldwin's glove is. Catchers are trained to "pull" their gloves toward the strike zone, no matter where the pitch actually comes in.
A Ball is Added to the Count
When a pitch results in a ball, be that through obviously missing the strike zone, or via the judgement of the ABS system, what happens next depends on how many balls there were to begin with: