https://apnews.com/7743bd8c7d51fe0ef9a855b4bec69b1f > SOUTHPORT, N.C. (AP) — Jean Heller was toiling away on the floor of the Miami Beach Convention Center when an Associated Press colleague from the opposite end of the country walked into her workspace behind the event stage and handed her a thin manila envelope. > “I’m not an investigative reporter,” Edith Lederer told the 29-year-old Heller as competitors typed away beyond the thick grey hangings separating news outlets covering the 1972 Democratic National Convention. “But I think there might be something here.”