If Billy the Kid would have been given a fair trial in the Cahill incident, would the Kid have been convicted of murder or a lesser charge?

If Billy the Kid would have been given a fair trial in the Cahill incident, would the Kid have been convicted of murder or a lesser charge? James Bradham San Francisco, California Just to review, Frank “Windy” Cahill was a blacksmith at Arizona’s Fort Grant who reportedly bullied Henry “Billy the Kid” McCarty over a period of time. During an argument on August 17, 1877, Cahill pinned the Kid to the ground and pummeled him; the Kid pulled a gun and shot Cahill, who died the next day