Extinction — D.J. Molles

This is the sixth and final novel in the action-packed series following Special Forces captain Lee Harden and a group of survivors struggling to survive while rebuilding an America devastated by a bacterium that has turned 90 percent of the population into a ravenous horde.

The merciless tide of infected is flooding south, and time is running out to stop them. Bolstered by new allies, Captain Lee Harden continues his struggle to establish a safe haven from which the embers of a shattered society can be rekindled.