Former Starbucks CEO Howard Schultz drinks from a Starbucks mug while testifying before a Senate Health, Education, Labor, and Pensions Committee hearing to answer questions about the company's compliance with labor law on Capitol Hill in Washington., U.S., March 29, 2023.LAS VEGAS, NEV. — Former Starbucks CEO Howard Schultz said Wednesday that he "did a cartwheel" in his living room when current chief executive Brian Niccol first coined his "back to Starbucks" strategy.The enthusiasm from the 71-year-old S ...