I suspect there will not be much news on marriage redefinition issues until early October, 2012. For now here is a link to an audio file that discusses some current same sex cases and the recent developments in current marriage legal cases. ref
Washington state citizens vote to legalize marriage.
Maryland citizens vote to legalize marriage.
DOMA was declared unconstitutional by the 1st circuit.
The Ninth Circuit upheld California Northern District Judge Walker's motion to declare Prop.8 unconstitutional based on animus.