The Greater Boston Chamber of Commerce celebrated its Ten Outstanding Young Leaders at the Renaissance Boston Waterfront Hotel on Tuesday night. This year’s honorees included Neel Shah, founder of Costs of Care, which aims to deflate medical bills; Erika Ebbel Angle , of Science From Scientists, which promotes science and technology to young people; John Harthorne, of MassChallenge, which helps startups; Saskia Epstein, CEO of Room to Grow, which helps babies survive their first years; Mike Harney of the Play Ball! Foundation, which brings sports to Boston middle school students; and state Senator Linda Dorcena Forry . . . . WWE Diva Nikki Bella was at the Kowloon this week and it was all captured on camera for the E! series “Total Divas.” West Newbury’s John Cena was also there having dinner with his family. . . . Former Boston top cop Bill Bratton and wife Rikki Klieman were at the Red Sox game Wednesday. Bratton has signed on to be a consultant with NBC and Klieman is a legal consultant with CBS.