Murder of the U.S.A.

Here is an entirely new kind of murder mystery -- with a whole nation as the victim.
Imagine a sudden mysterious atomic attack on the United States.
Imagine one third of the nation destroyed in forty minutes.
Imagine being unable to determine the location of the enemy.

In a series of thrilling climaxes, Sam Burton and his cohorts in Burrow 89, operating under imminent danger of being blown to ...