Please answer the following question: Given the following context: In 1996, Jamie Randall is fired from a Pittsburgh electronics store for having sex with his manager's girlfriend. His wealthy brother Josh announces at the dinner table at their parents' house that he has found Jamie a job as a pharmaceutical sales representative. After attending a Pfizer training program where he has sex with the instructor, Jamie goes to work for the company and tries to get doctors to prescribe Zoloft and Zithromax. He is rebuffed, much to the dismay of his regional manager, Bruce, who sees Jamie as his ticket to the "big leagues" of Chicago. Bruce says if Jamie can get Dr. Knight to prescribe Zoloft instead of Prozac, other doctors will follow his lead. Jamie tries to get access to Dr. Knight by hitting on his female employees until, exasperated, Dr. Knight unethically permits him to observe him at work, during which time he accidentally sees a disrobing patient, Maggie Murdock, who suffers from early onset Parkinson's disease. Jamie angles a date with Maggie, who has sex with him. Jamie is later beaten up by top-selling Prozac rep Trey Hannigan, one of Maggie's ex-lovers, who warns him to stay away from her and the doctors. That night, Jamie is unable to get an erection. Maggie teasingly says he should use the new erectile dysfunction drug that his company has developed. Bruce confirms that such a drug, to be called Viagra, is about to be marketed. Jamie soon starts selling Viagra, an instant success. Jamie wants a committed relationship, but Maggie refuses. Jamie confronts her while she helps senior citizens onto a bus bound for Canada to get cheap prescription drugs, and they get into an argument. answer the following question: What position does the man who confirms the existence of Viagra hold?
A:
regional manager