Kathleen Parker  Future public-relations students someday will
study what may become known as "The Mavra Stark Mistake." Not
since Goliath smirked at David has a battle's likely outcome
been so miscalculated.  Stark, if that apt name doesn't quite
ring a bell, is the president of the National Organization for
Women's Morris County, N.J., chapter who is protesting the
double-murder charge in the Laci Peterson case.  Her protest was
prompted by California prosecutors' decision to charge Scott
Peterson with murdering both his wife, Laci, and their unborn
baby, Conner -a move that the rabidly pro-choice contingent
fears could potentially impact women's "right" to late-term
abortions.  In a statement that wowed the "Doh" crowd, Stark
said: "If this is murder, well, then any time a late-term fetus
is aborted, they could call it murder."  Why, yes, they could.
And some already do.  You don't even have to visit the farthest
reaches of the anti-abortion fringe to find people who are
appalled at the idea of aborting a