Substantively true, by current standards, and even at the time, with a further more serious incident later.<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Haidbauer_incident?wprov=sfla1" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Haidbauer_incident?wprov=sfla1</a>