With the promise of $10,000 still ringing in his ears, professional fighting man Carter O'Brien rode south to free Aaron Norris, a big-shot politician who'd been framed for murder. But it wasn't going to be easy. Norris was being held in a prison nearly two hundred miles from home, and it was a veritable fortress that had been built right on the doorstep of a garrison full of Mexican soldiers.As if that wasn't bad enough, there were others who'd set their sights on the reward—two get-rich-quick Americans named Pope and Trace, and a half-Cheyenne Dog Soldier called Sundown.As they all came together, the dry Mexican air was shattered by the roar of dynamite and the higher, deadly whine of bullets ...Includes the essay BEN BRIDGES AND CARTER O'BRIEN!