97.5 W248BB Hillside/Chicago IL made its flip to Regional Mexican "Poder 97.5" on Monday. Pedro Ivan, former PD of SBS' "La Ley 107.9" WLEY will hold those duties for W248BB as well as an on-air shift. Other personalities joining the station are Margarita Vasquez, Cristian Ramos, and Beto Carreto. Original Report 11/17: 97.5 W248BB Hillside/Chicago