Senate Majority Leader Bill Frist says he supports a constitutional amendment that would ban gay marriages. Check out one of his justifications:

“I very much feel that marriage is a sacrament, and that sacrament should extend and can extend to that legal entity of a union between, what is traditionally in our Western values has been defined, as between a man and a woman,” said Frist, of Tennessee. “So I would support the amendment.”

Yea, let’s declare in the U.S. Constitution that marriage is a sacrament. Why not just erase the First Amendment when we add this one?
“Top Senator Backs Amendment Banning Gay Marriage”