Toward the end of ABC's 'Castle' last night, the network dropped in a promotional plug about how Robin Roberts of 'Good Morning America' found a Haitian orphan whose desperate adoptive parents in Iowa had lost track of her.

The part about locating the orphan felt just fine -- one of those welcome stories that beams a small ray of light from the tragedy that has enshrouded Haiti.

What felt less comfortable was the sense that ABC was using Roberts's achievement to sell a TV program"