CPS Energy CEO Doyle Beneby stands Thursday August 13, 2015 at the OCI Solar Power Alamo 2 solar farm on Binz-Engleman Road. Beneby has pushed the city-owned utility toward using cleaner energy sources and is resigning effective September 30. Beneby has headed CPS since August 2010. Photo: John Davenport, Staff / San Antonio Express-News / ©San Antonio Express-News
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