Nelson, Arvid, Mike Camp, and Dave Stewart. Zero Killer
Divergence: 1945 CE
What if: The U.S. did not use atomic weapons to end World War II.
Summary: In a world in which a global nuclear war occurred in 1973, a bounty hunter roams the ruins of New York City.
Published: Six-issue Comic book series from Dark Horse, with issue #1 published in summer 2007 and #6 in October 2009.
Web link: Zero Killer