Kammala jumla mai zuwa: An tattara Davis a cikin sabis tare da 12th Illinois Cavalry a watan Fabrairun 1862 a matsayin Lieutenant Colonel. Ya isa jim kadan bayan da
A 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.