Rubuta ci gaba ga wannan sakin layi - Davis ya shiga aiki tare da 12th Illinois Cavalry a watan Fabrairun 1862 a matsayin Lieutenant Colonel. Ya isa jim kadan bayan yakin farko na Winchester
, An sanya Davis a matsayin mai kula da wuraren bincike. A wani manufa a kusa da Bunker Hill, West Virginia, Davis ya samu nasarar kawar da wani hari na Confederate. Confederates sun kai hari a washegari, amma Davis ya aika da ƙungiyar sojoji arba'in a kusa da Darkesville, West Virginia. A karkashin umurnin Davis, sun kori sojojin da ke adawa da su, suka kashe 25, ciki har da jikan Charles Carroll na Carrollton, kuma suka kama fursunoni 50.