A month ago, negotiations between Lufthansa and its pilots reached an impasse immediately following the crash of the Lufthansa operated Germanwings flight into the French Alps. After a month of silence, these two groups have resumed communication. Strikes from Lufthansa pilots over the past year have cost the company $200 million euros.
See "Lufthansa and Pilots Resume Contact in Labor Dispute: Union", The New York Times, April 21, 2015