They were left behind to stow equipment and Bartlett drove Jones home.This meant that Graham did not likely have sex with Jones.Zamora confessed the crime to her roommates at the academy, which ultimately led to the notification of the local police in Texas.Both Zamora and Graham were arrested on September 6, 1996.Zamora believed Jones to be a romantic rival for Graham; he had claimed that he had given her a ride home on November 4, 1995 and had sex with her.Zamora became enraged and asked Graham to kill Jones.Although they both continued to advance in the military, their single-minded quests for recognition covered up deep-rooted problems leading to obsession and murder." According to Graham, he and Zamora planned to kill Jones and put her in the lake, with weights tied to her body.He called Jones on the night of December 3, 1995, and arranged to drive her out to Joe Pool Lake, while Zamora hid in the hatchback of her car.
The second bullet was fired when the killer stood right over her, hitting her right between the eyes.Law enforcement officials associated with the case have stated that the sexual encounter between Graham and Jones did not actually happen, but was invented by Graham. Alan Patton, of the Grand Prairie Police Department, stated: "For those who don't remember, this was a totally brutal, unnecessary murder.David had lied to Diane about an alleged sexual tryst that never happened with Adrianne Jones.Zamora said in her confession that they arrived at a spot by the lake after a.m. She said that when Graham stopped the car, she came out from the hatchback and asked Jones if she had sex with Graham.She claimed Jones said that she had, but didn't enjoy it because she felt guilty. Zamora and Graham both said in their confessions that they got into a struggle, Zamora hit Jones on the head with the weights, and Jones fought back. Graham shot her twice with a 9mm handgun after she fell down.
Diane Michelle Zamora (born January 21, 1978), a former United States Naval Academy midshipman and her ex-fiancé, David Graham, were convicted for the December 4, 1995 murder of Adrianne Jessica Jones.