Disney chose to rehire Bob Iger as chief executive after receiving internal complaints from senior leadership that Bob Chapek was not fit for the job, according to people familiar with the matter.The executive change came together quickly, blindsiding Chapek and his closest allies. Disney’s board reached out to Iger on Friday, without any other serious candidates in mind to replace Chapek as CEO, CNBC’s David Faber reported Monday, citing sources.CNBC.com