The Emmy-winning HBO Max drama "The Pitt" immerses viewers in the hour-by-hour struggles faced by the overworked-yet-superhuman emergency room staff at the fictional Pittsburgh Trauma Medical Center. CBS News chief medical correspondent Dr. Jon LaPook visits the series' hyper-realistic set at Warner Brothers Studios in Burbank, Calif. (where cast members undergo a two-week medical boot camp), and talks with star, writer, director and executive producer Noah Wylie about why the former "ER" actor…