THE MISSING PIECE

Not long after the murders, authorities installed a gate and a fence to keep vehicles out.

Now, one has to maneuver between barbed-wire strands and walk the quarter-mile or so to the site. There, the broken-down windmill has since fallen on its side. And at the very spots where Eddie Posada and Sergio Tapia died, their families have erected two stone shrines with handmade crosses in their memory.

Before his recent arrest, Ed Posada Sr. occasionally visited the site. He was no longer looking for clues.

"I just think about my son and what he could have been," Posada Sr. says. "And I think about that asshole, smiling over there in Texas, 'cause he got away with murder.