'When looking for a Casino Operator Partner, Harrah's brand recognition and established code of commitment to its employees, customers and the communities in which they operate proved an easy selection. 'We are excited to welcome Harrah's to Nebraska,' said Tom Jackson, Managing Partner of CER. (NASDAQ: CZR) today announced CER's selection of Caesars Entertainment to build and operate a Harrah's casino and racetrack in Columbus, Nebraska. COLUMBUS, Neb., J/PRNewswire/ - Columbus Exposition and Racing (CER) and Caesars Entertainment, Inc.