Logan's World (Logan Series, Book 2)

Logans world. . . With the computer system destroyed Earth has reverted to savagery. Scattered tribes now rule a charred world. Scavengers who prowl the broken cities. Surviving corps of the elite killers led by a psychotic ex-Sandman. Sadistic bands of gypsy riders who kill and plunder. When tragedy strikes his loved ones Logan sets out on a death-haunted vengeance trail across a ravaged world that leads to a startling confrontation and ultimate destruction.