Shock wave / Sandford, John

When protests about a superstore chain's plans to build a location in a Minnesota river town escalade into bombing attacks at the construction site and the company's headquarters, Virgil Flowers races against time to find and stop the bomber.

Virgil Flowers, a detective with the Minnesota Bureau of Criminal Apprehension, is called to investigate when protests against the building of a superstore PyeMart in a Minnesota river town turn deadly, with bombs being placed in PyeMart headquarters, as well as at the building site.