In its investigation of the Trump Organization’s financial affairs, the Manhattan district attorney’s office has zeroed in on Allen Weisselberg, the company’s former finance chief, who spent almost half a century working for the Trump family. Criminal charges have been brought against Mr. Weisselberg in the hopes of getting him to cooperate in an investigation of former President Donald Trump. Will he flip?Guest: Ben Protess, an investigative reporter for The New York Times; and Michael Rothfeld, an investigative reporter for The Times’s Metro Desk. Sign up here to get The Daily in your inbox each morning. And for an exclusive look at how the biggest stories on our show come together, subscribe to our newsletter. Background reading: The Trump Organization has been charged with running a 15-year scheme to help its executives evade taxes by compensating them with fringe benefits that were hidden from the authorities.In nearly half a century of service to Mr. Trump’s family businesses, Allen Weisselberg has survived — and thrived — by anticipating and carrying out his boss’s dictates in a zealous mission to protect the bottom line. His fealty has now landed him in serious legal jeopardy. For more information on today’s episode, visit nytimes.com/thedaily. Transcripts of each episode will be made available by the next workday.