It was the final Masters for two champions : 1948 winner Claude Harmon , withdrew Escaping during the first round and 1955 champion Cary Middlecoff during the second .

The majority of the Hatfields , although living in Mingo County ( then part of Logan County ) , West Virginia , fought Hostile_encounter on the Confederate side in the American Civil War ; most McCoys , living in Pike County , Kentucky , also fought Hostile_encounter for the Confederates ; with the exception of Asa Harmon McCoy , who fought for the Union .

The first real violence in the feud Hostile_encounter was the death of Asa Harmon McCoy as he returned Arriving from the war , murdered Killing by a group of Confederate Home Guards called the Logan Wildcats .