"The 6th Extinction" (William Morrow), by James Rollins

The Sigma Force discovers a threat that could destroy the human race in James Rollins' 10th book to feature his team of elite scientists and soldiers.

In "The 6th Extinction," a military research station located near Yosemite National Park experiences a breach. When help arrives, every living thing within 50 square miles is dead, including the bacteria in the dirt. And this blight appears to be spreading. Trying to resolve the crisis, Sigma Force deciphers a clue that leads some of the group to Antarctica.

Readers who love over-the-top action mixed with fascinating characters, science and history will find joy in the treasure that Rollins delivers.