<prompt> Bhala okuqhubekayo kwalesi sigaba - NgoMay, 1934, basiza ekuhleleni nasekuhlanganeleni ekuhlaselweni kwabasebenza emathekwini  <response>: eSan Francisco. Abaphathi namaphoyisa, bezimisele ukuvimba lesi siteleka, bavula umlilo kubahlaseli, babulala ababili futhi balimaza abanye abaningana. Ngo-1938, uKarl waya eWashington State eyosiza ekuhleleni izisebenzi zase-Alaska ezenza amakhowe. 