Description 9/12 The Epic Battle of the Ground Zero Responders, by William H. Groner and Tom Teicholz. 9/12 is a saga of the epic 9 year legal battle waged by William H. Groner against the City of New York and its contractors behalf of the more than ten thousand first responders who became ill as a result of working on the Ground Zero cleanup. Hardcover, copyright 2019.