The debate over gay marriage is heating up this summer in advance of a vote this fall, when Minnesotans will decide whether to formalize a gay marriage ban with a constitutional amendment. The amendment would define marriage as between a man and woman.

It wasn't surprising that the Target Corporation found itself under fire recently from opponents of gay marriage when it launched a pride T-shirt product, selling a variety on designs online. Now the group National Organization for Marriage is asking other Minnesota businesses to stay out of the debate, KARE 11 reports:

Minnesota Catholics continue to rally in support of the marriage amendment, with a Sunday event, MPR reports.

The debate is pitting members of the Minnesota's clergy against each other, the Associated Press says.

Rep. Keith Ellison, D-Minn., makes his prediction on the marriage amendment.

Meanwhile, the debate rages nationwide in the streets, in Legislatures and in court houses.

On Wednesday, a law that defines marriage as between a man and a woman was found unconstitutional by a federal judge in New York because it improperly interferes with states' rights to regulate marriage, Reuters reports.

The recent NCAAP move to endorse same-sex marriage has led to discord within the organization, NPR reports.

And for those of you keeping tabs on where celebs stand: popular "American Idol" winner Carrie Underwood has come out in favor of same-sex marriage, The Hollywood Reporter says.

The Boston Globe today has a quick look at where states stand on the issue.