We do: city approves gay marriage (Sidney Morning Herald)
One of these days, the U.S. will catch up with the civilized world...
If you don't want to read the article,
here's a summary news video by The Associated Press:
Lawmakers in Mexico City have approved a bill legalizing same-sex marriage. The Mayor is expected to sign it, however, Mexican President Felipe Calderon has said he will challenge the bill in the courts. (Dec. 22)