Welcome to Law.com Class Actions: Critical Mass, Law.com’s weekly briefing for class action and mass tort attorneys. I’m Amanda Bronstad. Johnson & Johnson began trials in two states against lawyers claiming its talcum powder caused their clients to get ovarian cancer. Class action and mass tort attorneys opened their pockets for Tuesday’s recall election in California. Find out who T-Mobile retained to represent it in dozens of lawsuits over last month’s data breach.