[CME Futures Trading Halted for Over 4 Hours] According to DEGEN NEWS, CME (Chicago Mercantile Exchange) futures trading has been halted for over 4 hours. Over 2 hours ago, CME Group posted on the X platform: 'Due to a cooling system failure at the CyrusOne data center, our markets are currently paused. The technical support team is working hard to resolve the issue as quickly as possible.'