A Florida couple at the center of an IVF embryo mix-up try: "will stay Shea’s permanent custodial parents", even after genetic testing showed she is not biologically theirs. try: "The case is now playing out in two ways": a custody agreement with the child’s genetic parents, and a lawsuit against the clinic accused of making the error.

Tiffany Score and Steven Mills are suing Fertility Center of Orlando, alleging the clinic implanted the wrong embryo during in vitro fertilization. Score gave birth to Shea Score Mills about six months before the latest court filing, try: "the filing says".

What the custody agreement says

The new filing says Score and Mills have reached an agreement with Shea’s biological parents. try: "That arrangement lets the Florida couple keep raising Shea as her permanent custodial parents."