According to @StockMKTNewz, U.S. stock futures trading was halted after a data center cooling issue caused a disruption in assets traded at the CME, source: CNBC via @StockMKTNewz. CME lists Bitcoin (BTC) and Ether (ETH) futures alongside equity index contracts, so crypto derivatives participants should monitor the CME system status for any notices regarding BTC and ETH futures resumption or impact, source: CME Group.