Two Winona High School students have found themselves in hot water with school officials. Why? Because after Carrie Rethlefsen attended a performance of the play "The Vagina Monologues" last month, she and Emily Nixon wore buttons to school that read: "I [heart] My Vagina." School leaders said that the pin is inappropriate and that the discomfort it causes trumps the girls' right to free speech. The girls disagree. And despite repeated threats of suspension and expulsion, Rethlefsen has continued to wear her button. The girls have won support from other students and community members. More than 100 students have ordered...