GIANT Gunsmith action!

Commandant Henry Wirz put Clint through hell as a prisoner of war, and when the Union won, he paid for his crimes with a public hanging. Or did he? Word is, the lowdown scum is living in Frisco as a U.S. Senator. Clint needs to discover the truth-a truth that will have The Gunsmith risking his life for an innocent man, or seeing justice done once and for all.