OpenAI's No. 2 executive stepping down over health issues - Axios - 世界杯竞猜
Fidji Simo is stepping down after taking medical leave because of a worsening chronic illness. **Driving the news:** Simo said Thursday she is stepping down as OpenAI's head of product and business after a "severe exacerbation" of Postural Orthostatic Tachycardia Syndrome (POTS),