Ka cika wannan jumla: An saka Doheny a ƙarƙashin kulawar Dr. E. C. Conroy da wata nas, Oberlin Howarth. Halin Doheny bai inganta ba kuma ya tsananta bayan ya karanta game da asarar na hudu na Pirates a cikin
Gasar Duniya ta 1903. A daren ranar 10 ga Oktoba, ya fitar da Conroy daga gidansa. Washegari da safe, Doheny ya kai wa Howarth hari da ƙafar murhu na baƙin ƙarfe kuma ya buge shi ba tare da saninsa ba. 'Yan sanda sun isa, kuma Doheny ya hana su yayin da yake barazanar kashe duk wanda ya kusanci. Bayan sa'a guda, 'yan sanda suka rinjaye shi. Likitoci sun bayyana Doheny mahaukaci kuma an sanya shi a wani mafaka a Danvers, Massachusetts.