This group likes to stay active in retirement—by catching killers . . . Widowed and in his sixties, Thomas Quinn has been asked to lunch by Lexington Smith, the leader of a covert team who call themselves The Twelve. When Quinn accepts the invitation to join the group, he finds himself united with other retired experts—from a surgeon to a locksmith to a cabbie—in a quest to capture a killer targeting homeless victims on London’s transit system. As the body count rises, Quinn and his companions try to puzzle out a pattern. But can they protect this vulnerable population by identifying a predator amid the crowds of the London Underground?

A copper theft investigation puts Arizona and the Apache Tribal Police on the trail of a deadly conspiracy in this borderland mystery thriller. Sgt. Bren Allred has seen all manner of criminality in beautiful Graham County, Arizona. He has managed to keep the worst of it from his wife, Monica, who is having a troubled pregnancy. But it will be difficult to keep the devils at bay as a new kind of trouble erupts across the region . . . When deputies Sanchez and Haley go undercover to investigate a rash of copper theft, they unwittingly stumble across a shadowy spy network. Meanwhile, Apache Police Sgt. Al Victor is confronted by a murder case involving a diplomat as he grapples with the ever-present problem of alcohol on the reservation.

“Unnatural Intent is like Michael Crichton's State of Fear meets Michael Connelly's The Rapture of the Deep.” –Cam Torrens, award-winning author of Stable and False SummitThe last one they sent didn't come back.Disease ecologist Letty Duquesne is barely settled in to her new job when a colleague goes missing in the field. When Letty lands in Alaska's Katmai National Park to take over the investigation, she finds a violent welcome and the case in shambles. No record of the last scientist's work exists. His footsteps at the incident site disappear into nothing. And the polar bears Letty has been sent to find are hunting for human prey a thousand miles from the pack ice where they belong.If Letty can't figure out why, more people will die. An unimaginable threat lurks under the icy waters of the Arctic, animals stalk the people of a tiny seaside village, and the greatest danger waits where Letty least expects it.