Carley Wentworth, right, of Bolan, and Bo Miller, of Kensett, ride horses in rural Worth County on Monday, July 6, 2015. A large plume of smoke from wildfires in Canada has drifted into North Iowa causing a dense haze across the area. Air quality advisories have been issued. (Arian Schuessler/Globe-Gazette via AP) **FILE**
Featured Photo Galleries
