Three student organizations at the University of Minnesota say they should be able to defend themselves in a lawsuit that threatens their funding. But plaintiffs in the case, who say their registration fees should not fund groups whose ideologies they oppose, dont want those groups involved. Minnesota Public Radio's Eric Jansen reports on an appeals court hearing today in St. Paul: Both sides in this case say their constitutional first amendment rights are at stake. The five students who brought the case (Curry vs. University of Minnesota regents) say it violates their free speech rights to be forced to fund student groups they disagree with. They also say it violates their property rights to have mandatory registration fees u