CME Group says futures trading on its markets, including for the S&P 500 and Nasdaq, was halted on November 28 due to a cooling issue at CyrusOne's data centers (Reuters)

Reuters:
CME Group says futures trading on its markets, including for the S&P 500 and Nasdaq, was halted on November 28 due to a cooling issue at CyrusOne's data centers  —  An outage at the world's biggest exchange operator, CME Group, has halted trade on its currency platform …