CBS NewsCouples challenge Illinois law denying same-sex marriageCNN InternationalBy the CNN Wire Staff Plaintiff: "Our relationship is not about some legal benefits ... but about love for one another" (CNN) -- Nine couples filed a lawsuit in Illinois on Wednesday to challenge the constitutionality of a state law that denies ...New front in gay marriage fight: ACLU, Lambda target IllinoisLos Angeles TimesACLU lawsuit challenges Ill.