The Third Bullet

It’s not even a clue. It’s a whisper, a trace, a ghost echo, drifting down through the decades via chance connections so fragile that they would disintegrate in the puff of a breath. But it’s enough to get legendary former Marine sniper Bob Lee Swagger interested in the events of November 22, 1963, and the third bullet that so decisively ended the life of John F. Kennedy and set the stage for one of the most enduring controversies of our time.

Swagger begins his slow night stalk through…