11.   But Justice Ruth Bader Ginsburg said she did not see how arresting women after they gave birth would protect the fetus.

12.   If the court decides a woman must protect her fetus, it will also have to address how that can be enforced.

13.   Sen. Rick Santorum, R-Pa., said his amendment was intended to protect fetuses surviving botched abortions.

14.   The court case will address whether a pregnant woman who has decided not to abort has a duty to protect her fetus from harm.

15.   The justices said states may seek to protect a fetus that has reached viability, but the determination is up to doctors, not courts or legislatures.