WASHINGTON - A Republican senator is holding up a Michigan judge's nomination to the federal bench because she reportedly helped lead a commitment ceremony for a lesbian couple four years ago. Sen. Sam Brownback (news, bio, voting record) of Kansas, an opponent of gay marriage who has presidential aspirations, said Friday he wants to know whether there was anything illegal or improper about the ceremony in Massachusetts. He also said he wants to question Michigan Court of Appeals Judge Janet T. Neff about her views on gay marriage and how her actions might shape her judicial philosophy. "It seems to...