More than sixty million Americans have died in the United States Abortion Holocaust. Embryologists are definitive in the fact that a fetus is a human life. The constitution must extend to all people, or be subject to debate as to it's validity. Also, the right of all human beings to life must transcend any other rights, real or perceived.
A few documentary sources:
The Silent Scream
The Cost of Abortion
Blood Money: The Business of Abortion
All three films can be found and viewed on YouTube with their corresponding accreditation.