Masked Prey is an enthralling read by international bestseller author John Sandford. 

An anonymous threat was made against children of US politicians and Lucas Davenport s tasked with investigating it.

Pictures of these children start to appear on social media. They are accompanied by vile abuse and haranguing from extremist groups.

The FBI are constrained by procedure and legal niceties and are unable to track the perpetrator down.

Only Lucas Davenport has the skills to find the person who is responsible. But the clock is ticking.

John Sandford is a New York Times best-selling author, and you only have to read his fiction novels to work out why!