An attorney representing two Detroit-area nurses challenging Michigan's gay-marriage ban is focusing part of his closing arguments on expert testimony presented throughout the trial.
Ken Mogill calls the state's witnesses "part of a fringe fighting desperately for inequality" and says "what makes for good parenting has nothing to do with the sexual orientation of the parents."
Detroit federal Judge Bernard Friedman is not expected to make a decision Friday.
Michigan's ban on same-sex marriage was approved by voters in 2004.
State's attorney Kristin Heyse said Friday the case is about science and data and "what's best for the children of the state of Michigan."
Jayne Rowse and April DeBoer are raising three adopted children who have special needs, but they can't jointly adopt each other's kids because they're not married.