The Iowa State Fair opens one month from today and organizers say thefairgrounds area is buzzing with preparations. Activity is at a fever pitch, according to State Fair spokeswoman KathySwift, who says everything is being readied for the 141st annual event.Concerts during this year’s Fair range from the Goo-Goo Dolls to Def Leppardto Reba McEntire. Swift says this MAY be the year the fair is able to breakseven-digits with attendance.The fair opens its 11-day run on August 12th.