The Widow's Strike book by Brad Taylor

Taskforce operators Pike Logan and Jennifer Cahill race to stop a global pandemic in this fast-paced thriller in the New York Times bestselling series. Invented by nature and genetically manipulated by man, a highly lethal virus has just fallen into the wrong hands. Angered by sanctions placed against its nuclear program, a rogue state is determined to release the virus. The only thing standing in its way is the extralegal counterterrorist unit known as the Taskforce. But as they follow the trail of the virus across Southeast Asia to the United States, the Taskforce soon learns that the enemy they face may not be the enemy they should fear... Published By Penguin on 2014-06-03