Emergency telephone numbers are working again in Switzerland after a technical failure caused a nationwide outage late Thursday, the national operator Swisscom said on Friday morning. This is the second such national breakdown in 18 months. Emergency numbers in many parts of Switzerland, including cities such as Zurich, Basel and Geneva, were unavailable from 11.45pm on Thursday until 7.53am on Friday. Swisscom has identified the source of the problem and is investigating the technical failure. The breakdown hit the emergency numbers 112 and 117 (police), 118 (fire service), and 144 (ambulance). The outage seemed to only affect landline connections. By contrast, mobile connections were not affected, Swisscom said. Emergency services in Switzerland can also be contacted using alternative numbers in each canton found on the Alert Swiss website. A similar breakdown to the Swiss emergency numbers occurred on February 12, 2020. That day the numbers 117, 112, 144 and 118 were...