The U.S. Supreme Court has ruled and it has essentially upheld ObamaCare, including the controversial "individual mandate" requiring Americans to purchase health insurance.
(They ruled it could not be upheld under the Commerce Clause but could be upheld under Congress' taxing power.)
This is obviously big news. The battleground will now shift to the political arena with enormous implications for the 2012 campaign.
I'll have more later as I digest the torrent of news and analysis.