The Illinois-based data center that supports the CME installed backup cooling capacity after a catastrophic outage that roiled world markets on Friday. Most Read from Bloomberg “CyrusOne has restored stable and secure operations at its Chicago 1 (CHI1) data center in Aurora, Illinois,” according to a statement by the company that owns the data center. “To further enhance continuity, we have installed additional redundancy to the cooling systems.” CME Group Inc., which operates one of the world’s largest ...