DW News on X: "''Now we have to go back to the beginning. We have to trace every single case.'' Angela Merkel explains why contact tracing is critical to control the #coronavirus epidemic in Germany. https://t.co/vmWxOJSNVo" / X

''Now we have to go back to the beginning. We have to trace every single case.'' Angela Merkel explains why contact tracing is critical to control the #coronavirus epidemic in Germany.