Inside IVF mix-ups that left women carrying embryos that weren't theirs IVF helps families expand every year, but rare mishaps force people to make agonizing choices. IMPACT x Nightline: "Switched Before Birth" streams on Hulu this Thursday.

There is no federally mandated requirement for clinics to report #IVF mistakes if they occur, nor is there a centralized #database that tracks errors. (So how do we know that errors are "rare," ABC?) #CommoditizingChildren #DesignerBabies buff.ly/ADYlJAt