WASHINGTON - A Secret Service document written shortly after the 1995 Oklahoma City bombing described security video footage of the attack and witness testimony that suggested Timothy McVeigh (news - web sites) may have had accomplices at the scene. "Security video tapes from the area show the truck detonation 3 minutes and 6 seconds after the suspects exited the truck," the Secret Service reported six days after the attack on a log of agents' activities and evidence in the Oklahoma investigation. The government has insisted McVeigh drove the truck himself and that it never had any video of the bombing...