But, according to Barry, the "wind blew the mace back in his face." She says Rader groped for his tranquilizer gun, but couldn't get to it. That's when he allegedly pulled out a gun and shot the dog.

Steve Goncalves, the father of slain University of Idaho student Kaylee Goncalves, shared text messages his wife Kristi ...

(MORE: BTK serial killer's daughter shares letters he wrote her from behind bars) Kerri Rawson is seen here with her father, Dennis Rader, when she graduated from college in 2003.

On June 27, 2005, Dennis Rader, the so-called "BTK" (bind, torture, kill) killer, pleaded guilty to 10 slayings in the Wichita, Kan., area. He was sentenced to life in prison.