David Paul Hammer David Paul Hammer David Paul Hammer (born October 9, 1958) is an American federal prisoner serving life without possibility of parole concurrent with a 1200-year Oklahoma State sentence. He was sentenced to death on November 4, 1998 for the murder of his cell mate, Andrew Marti. He is also a writer and anti-death penalty advocate who achieved media fame for his 2004 autobiography "The Final Escape", "Secrets Worth Dying For" (his 2004 first book about Timothy McVeigh), and 2010's "Deadly Secrets: Timothy McVeigh and the Oklahoma City Bombing", based on information from when McVeigh was a then-fellow death row inmate.
Timothy McVeigh the crime. At Nichols' trial, evidence was presented indicating that others may have been involved. Several residents of central Kansas, including real estate agent Georgia Rucker and a retired Army NCO, testified at Terry Nichols' federal trial that they had seen two trucks at Geary Lake State Park, where prosecutors alleged the bomb was assembled. The retired NCO said he visited the lake on April 18, 1995, but left after a group of surly men looked at him aggressively. The operator of the Dreamland Motel testified that two Ryder trucks had been parked outside her Grandview Plaza motel where McVeigh