Deserted check-in desks of German airline Lufthansa are seen at the airport in Frankfurt am Main, western Germany, on November 7, 2019, as cabin crews kicked off a strike. - Tens of thousands of Lufthansa passengers faced disruptions as cabin crew in Germany started to stage a "massive" 48-hour walkout in the biggest escalation yet of a bitter row over pay and conditions. (Photo by Silas Stein / dpa / AFP) / Germany OUT