John Ternus is just the third Apple CEO in 30 years. His primary challenge is to correct the company's faltering AI strategy to preserve its position as a big tech leader.

John Ternus takes over as Apple CEO on September 1, succeeding Tim Cook. He's already restructuring Apple's design team and shifting management

New Apple chief John Ternus debuts amid foldable iPhone and AI race

John Ternus takes over as Apple's chief executive on Tuesday, inheriting a company that towers over the smartphone market but trails its rivals in artificial intelligence. Ives…