Question: Mandalay Resort Group (formerly Circus Circus Enterprises) was a hotel-casino operator based in Paradise, Nevada, one of its major properties included which hotel, 123928 sqft casino, and RV park located on the Las Vegas Strip in Winchester, Nevada?
Sentence (from "Corey I. Sanders"): Corey Sanders has served as Chief Operating Officer of MGM Resorts International since June 2010.
Relevant evidence: No