ADVANCE FOR WEEKEND EDITIONS SEPT. 9-10 - In this Tuesday, Aug. 22, 2017 photo, Dolf Ivener, owner of Hog Power Energy, poses for a photo at a solar-powered hog confinement near Hinton, Iowa. The new company aims to help pork producers reduce electricity costs in confinements through the use of renewable energy created via a self-contained solar generator system developed and tested by Ivener.(Justin Wan/Sioux City Journal via AP)
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