 Nyorai kupfuurira kweiyi ndima - Mukupera kwaJuly 1973, PC yakatumira Berger kuzotora kutaurirana kweChuqui Copper. Mhuri yacho yakaenda kuChuquicamata muna August, uye ikoko, Berger akatora basa somutungamiriri weRadio El Loa uye Hertz akatanga kushanda mudhipatimendi rezvemitemo rekambani yemigodhi. Musi waSeptember 11, zuva re coup détat, Berger akasungwa pashure pokuramba achiparadzira nhepfenyuro kunyange zvazvo zviremera zvitsva zvakanga zvamurayira kuti azviparadzanise. Usiku ihwohwo akasunungurwa, asi maawa gare gare, mauto akapinda mumba ndokumutora. Berger akaiswa mudare ravarwi rakamutongera mazuva makumi matanhatu mutirongo nekutadza kutevedzera murayiro wekumisa nhepfenyuro pazuva rekubvuta hurumende. Musi waOctober 17, Hertz, uyo akanga ari gweta rake, akakwanisa kuita kuti mazuva akanga asara omutongo wacho achinjwe kuti ave faindi. Asi vasungwa vezvematongerwe enyika vakanga vari muCalama, kubatanidza Berger, vakaendeswa kure ndokuurawa noutsinye nenhengo dzeinonzi Karavhani Yorufu, basa rakatungamirirwa naSergio Arellano Stark kubvisa vasingadi kubvumirana mune zvematongerwe enyika kubva kuhutongi hwechiuto hwakanga hwachangobva kugadzwa. 