Welcome to Law.com Class Actions: Critical Mass, a weekly briefing for class action and mass tort attorneys.

This weekAbbott and Mead Johnson, each hit with prior damages verdicts, scored their first defense win in the cow's milk-based infant formula litigation. A federal judge's dismissal order significantly weakened cases over decongestants like NyQuil Severe Cold & Flu and Sudafed PE. Find out who got appointed to lead antitrust class actions against sugar producers.