WSJ's Joanna Stern "bumps into" Twitter’s legal, policy, trust and safety lead Vijaya Gadde, and asks her about the company’s efforts to battle trolls, identify bots and combat misinformation.

the company's policy chief Vijaya Gadde and others. According to media reports, Agrawal and Segal have left the company's San Francisco headquarters and will not be returning. The executives Musk ...