The Feria Nacional Potosina shut its gates after 24 days and a wall-to-wall closing night. Grupo Frontera took the stage as state officials declared the fair a national standout, touting big attendance and spending. Our reporting verifies the time, place, headliner, awards, and the government’s headline numbers—while also flagging how those counts are being questioned locally. What was free, who played, how security performed, and where the figur…