Invasion: Earth vs. the Aliens: War of Two Worlds, Book 1

When the first Martian capsule lands, Alex Smith is drawn to the scene out of curiosity and wonder. But soon he must flee, when the great alien striders begin devastating the countryside and harvesting the living bodies of men and women to drain their blood. Smith wanders south, being drafted into the Army, witnessing major battles between the Martians and the American troops, and following the trail of destruction all the way to San Francisco. There he finds a city deserted of human life. ...