Afghanistan: Debacle for Germany's intelligence services

It appears that Germany's Federal Intelligence Service, the BND, failed completely to anticipate the breathtaking speed with which the Taliban would sweep across Afghanistan and capture Kabul. What went wrong?

source https://www.dw.com/en/afghanistan-debacle-for-germany-s-intelligence-services/a-58909121?maca=en-rss-en-ger-1023-rdf