From hungry squirrels to cyberattacks, exchange outages roil markets
https://www.reuters.com/article/us-global-exchanges-outages/from-hungry-squirrels-to-cyberattacks-exchange-outages-roil-markets-idUSKBN26M7FA
Trading on the Tokyo Stock Exchange was brought to a standstill by a hardware failure on Thursday, in the worst-ever outage for the world's third-largest equity market.