Aryan Republican Army Kansas reported that McVeigh and Brescia were frequent associates, while Guthrie bore a distinct physical resemblance to "John Doe Number Two". Timothy McVeigh's sister, Jennifer, also claimed that he had been one of the participants in several, unspecified bank robberies. David Paul Hammer, a convicted murderer who was imprisoned with McVeigh at the United States Penitentiary, Terre Haute, has alleged that McVeigh told him details of the Oklahoma City bombing that contradict the account related in court. According to Hammer, McVeigh claimed to have been working as a deep cover operative for the US Department of Defense, having infiltrated ARA
Timothy McVeigh Waco siege on TV, Nichols and his brother began teaching McVeigh how to make explosives out of readily available materials; specifically, they combined household chemicals in plastic jugs. The destruction of the Waco compound enraged McVeigh and convinced him that it was time to take action. Particularly, the government's use of CS gas on women and children angered McVeigh; he had been exposed to the gas as part of his military training and was familiar with its effects. The disappearance of certain evidence, such as the bullet-riddled steel-reinforced front door to the complex, led him to suspect a cover-up. McVeigh's