Dateline: The Night of the New Moon opens up one of California's most twisted murder plots, taking viewers through the calculated attempt on Greg Mulvihill's life.

The Night of the New Moon follows one of the more shocking cases of a bitter custody battle turning into a murder-for-hire plot.

Gun instructor Weldon McDavid speaks out after his conviction in connection to a botched murder-for-hire plot on husband of his lover, Diana Lovejoy.

Police picked up Weldon McDavid a week after the shooting. They pulled him over while he drove near his home in Fallbrook. The police and McDavid were aware that a man named Greg Mulvihill had ...

Calif. Woman in Murder-for-Hire Plot of Ex-Husband Collapses as She and Co-Conspirator Are Convicted Diana Lovejoy, 45, and co-conspirator Weldon McDavid, 50, were guilty Monday of attempted ...

Weldon McDavid, 50, was sentenced to 50 years to life. Both continued during the sentencing hearing to maintain their innocence.

Adding to the shock, investigators said she hired her firearms instructor and one-time lover, former Marine Weldon McDavid, to fire on Mulvihill.

Diana Lovejoy, 45, and Weldon McDavid Jr., 50, are charged with conspiracy to commit murder and attempted murder in the attack on Greg Mulvihill.

Diana Lovejoy and her firearms instructor, Weldon McDavid Jr., were convicted separately Monday of charges including conspiracy to commit murder and attempted murder, the San Diego Union-Tribune ...

The criminal case against Diana Lovejoy, 44, and Weldon McDavid, 50, in which she is accused of hiring him to shoot her estranged husband, made another step forward late yesterday afternoon ...

(FOX5 San Diego) The same jury also found gun instructor Weldon McDavid Jr., 50, guilty of attempted murder and assault with a deadly weapon for his role in the plot.

An Oceanside gun instructor accused in what authorities said was a botched murder-for-hire plot testified in his own defense this week, and said there had been no conspiracy to kill.Weldon McDavid … ...