Actually, there are numerous sources all over the world that are reporting this. (See this, this, this, and this.)
The report, which appeared Sunday, has since been repeated by many German news outlets. The allegation that the information was presented to the chancellor’s office in a weekly briefing in April lends it gravitas. That such reports in Bild on more than one occasion have proved true enhances its credibility. The chancellor’s office and the German intelligence service have declined to either confirm or deny....