Tim Cook, chief executive officer of Apple Inc., left, holds an iPhone 7 Plus while speaking with dancer Maddie Ziegler during an event in San Francisco, California, U.S., on Wednesday, Sept. 7, 2016. Apple Inc. unveiled new iPhone models Wednesday, featuring a water-resistant design, upgraded camera system and faster processor, betting that after six annual iterations it can still make improvements enticing enough to lure buyers to their next upgrade. Photographer: David Paul Morris/Bloomberg via Getty Images
