HARRISBURG, Pennsylvania -- The first time Mee Cee Baker went to the Pennsylvania Farm Show, she was a 12-year-old 4-H member whose pig got loose during the market show and took off into the center of the massive complex. A chaotic scene emerged as the frightened animal ran haphazardly among the large equipment, tractors and people. Everyone in attendance, at least in Baker's 12-year-old eyes, seemingly chased it down or ran away. The next year, Baker, who later worked in education and outreach in former Gov. Ed Rendell's state agriculture department, said she found herself traumatized again but in a...