http://thinkprogress.org/justice/2012/10/18/1040901/breaking-federal-appeals-court-strikes-down-doma-in-opinion-by-republican-appointed-judge/ (http://thinkprogress.org/justice/2012/10/18/1040901/breaking-federal-appeals-court-strikes-down-doma-in-opinion-by-republican-appointed-judge/)
Most importantly, he uses very sweeping criteria in discussing this, that goes beyond just gay marriage. Interestingly, he is a very conservative judge. This almost forces the issue to the Supreme Court I would think.