<p>WASHINGTON — Saying same-sex marriages are likely to spread across America like a "wildfire," Senate Majority Leader Bill Frist (search) exhorted colleagues Tuesday to embrace a constitutional amendment banning them.</p>
<p>"We simply will not let activist judges redefine that definition of marriage," the Tennessee Republican said a gathering of anti-gay marriage activists. "We will not let activist judges redefine — I would say radically redefine — what marriage is, and that is a union between a man and a woman."</p>