On June 25 , 1876 , Dorman accompanied the detachment of Major Marcus Reno into the battle .
On June 25 , 1876 , Dorman was left behind when Reno retired across the river to the high bluffs .
On June 25 , 1876 , Dorman accompanied the detachment of Major Marcus Reno into the battle and was left behind when Reno retired across the river to the high bluffs .