The Heat of Deceit

Lori Kovach, John Orr's daughter, says she thinks there's a part of her father that doesn't believe he did what he did. A former investigator ruminates on the loss of life and opportunity caused by Orr.

Investigators discovered that John Leonard Orr was aware that they were tracking them. He found a tracking device on his car and decided to "play cat and mouse" with them, according to one former investigator

Surveillance teams saw Orr buying cigarettes. Knowing that he was a "vehement anti-smoker," and the composition of the devices the serial arsonist was using, their suspicions were further heightened.

John Leonard Orr's unpublished book, "Points of Origin," detailed an arson spree that eerily mirrored his own — and helped authorities close the net on him.