The theory is that, raised as a Catholic, she might be secretly pro-life. Is it a risk Obama would have taken? Perhaps it is. I assume the Democratic Party would do very well if the Supreme Court happened to overrule Roe v. Wade.
(Cross-posted on Instapundit.)
ADDED: Diane Feinstein: "I think she is a woman who is well-steeped in the law and well-steeped in precedent. And I believe that she has a real respect for precedent, and that she was not just saying that. And if that is really true, then I would agree with her. And I believe it is." The Senator attests too much, I think.