ST. PAUL, Minnesota (CNN) -- Key evangelical leaders rallied to Sarah Palin's support Monday amid news that her 17-year-old daughter, Bristol, was having a child. Sarah Palin confirmed Monday that her 17-year-old daughter is pregnant. "Before, they were excited about her, with the Down syndrome baby," conservative, anti-tax activist Grover Norquist said. "But now with this, they are over the moon. It reinforces the fact that this family lives its pro-life values." Palin and John McCain oppose abortion and have supported promoting abstinence in schools -- which would seem to make Bristol Palin's pregnancy an inconveniently timed development. But she...