Please answer the following question: Build a movie plot around this: Why did Karlin threaten to kill Fletch? He said the article will jeopardize his undercover operation on the beach
A:
Los Angeles Times reporter Irwin "Fletch" Fletcher (Chevy Chase) is writing an article exposing the drug traffic on the beaches of Los Angeles. Posing as a homeless addict during his investigation, he is approached by Alan Stanwyk (Tim Matheson) who mistakenly assumes Fletch is a junkie. Taking him to his luxury mansion in Beverly Hills, Stanwyk formally introduces himself and that he works for Boyd Aviation as the executive vice president Stanwyk claims to have bone cancer, with only months left to live, and wishes to avoid the pain and suffering. Stanwyk offers $50,000 for Fletch to come to his mansion in a few days time, kill him, and then escape to Rio de Janeiro, staging the murder to appear as the result of a burglary.Fletch is suspicious but ostensibly agrees to the plan. Along with his colleague Louisa Larry (Geena Davis), he begins investigating Stanwyk instead of completing his drug trafficking expose, much to the dismay of his impatient boss and editor Frank Walker (Richard Libertini).Fletch endures a rectal exam from Stanwyk's doctor, Dr. Dolan (M. Emmett Walsh), in a failed attempt to talk Dolan into divulging medical information about Stanwyk. Later that same day, disguised as a doctor, Fletch accesses Stanwyk's file at the hospital and learns Stanwyk lied to him about having cancer.Fletch visits Stanwyk's wife Gail (Dana Wheeler-Nicholson) at her tennis club and, pretending to be a friend of her husband's, flirts with her during an impromptu tennis lesson.Next, Fletch poses as an FCC agent where he visits Gail's father, Stanton Boyd, who is the head of Boyd Aviation to inquire about Stanwyk's finances. Fletch finds that Gail recently converted $3 million of her personal stock in Boyd Aviation into cash for her husband to buy a ranch in Provo, Utah.Fletch returns to his apartment for the day and finds that his ex-wife's lawyer Marvin Gillet (George Wyner) is waiting for him to collect unpaid alimony. Fletch gives Gillet the $1,000 cash bribe money that Stanwyk gave him earlier to make him leave....