The major new action that was announced at the last FOMC meeting didn't come about quickly. As described in this Wall Street Journal article
, there were a lot of behind the scenes discussions:
As markets rallied at the prospect of new measures to ease credit, a quiet drama was unfolding behind the scenes. Mr. Bernanke was negotiating a high-stakes plan in a flurry of private conversations with colleagues hesitant about aggressively re-engaging the levers of America's central bank.
Note, I had to use Google News
to view the article.