A. Facebook IPO turns into ‘frenzy’ as investors, regulator raise concerns
http://www.washingtonpost.com/business/facebook-ipo-turns-into-frenzy-as-investors-regulator-raise-concerns/2012/05/23/gJQAonwjkU_story.html
B. IPO stands for ‘it’s probably overpriced’
http://www.marketwatch.com/story/ipo-stands-for-its-probably-overpriced-2012-05-23?link=MW_latest_news
C. Senate Banking panel reviewing Facebook IPO issues
http://www.reuters.com/article/2012/05/23/us-facebook-congress-ipo-idUSBRE84M12120120523