BERLIN (Reuters) - Chancellor Angela Merkel said German parties face a difficult task to bridge their differences in crunch coalition talks on Thursday, but she believes they can reach an agreement to work together in a new government.   We have very, very different positions,  she told reporters.  If it works - I think it can work - there can be a positive result at the end of today s negotiations. But this is a difficult task.  
Merkel: Difficult German coalition talks can reach a deal