"the false witness statement led the investigation up a blind alley" in German The false witness statement led the investigation up a blind alley. Die falsche Zeugenaussage führte die Ermittlungen in eine Sackgasse. Detailed translations for "the false witness statement led the investigation up a blind alley" The false witness statement led the investigation up a blind alley. The false witness statement led the investigation up a blind alley. Die falsche Zeugenaussage führte die Ermittlungen in eine Sackgasse.