epa08192053 A person with a snow covered umbrella during snowfalls in Lausanne, Switzerland, 04 February 2020. Winter storm Petra reached Switzerland last night. EPA-EFE/LAURENT GILLIERON epa08192053 A person with a snow covered umbrella during snowfalls in Lausanne, Switzerland, 04 February 2020. Winter storm Petra reached Switzerland last night. EPA-EFE/LAURENT GILLIERON