In 1975, Glenn was a civilian worker at the USA Military publish Fort Carson in El Paso, Colorado. There me met Michael Corbett, a soldier, and collectively they set out on a collection of horrifying murders. First, they kidnapped Daniel Van Lone, a prepare dinner leaving his job, with the intention of robbing him. After killing him, the killers made off with all of fifty cents. A couple of days later, the duo kidnapped one other soldier, whom Corbett murdered with a bayonet.
Two weeks after their homicide spree started, Glenn, Corbett, and two others tried to rob a Crimson Lobster the place Karen Grammer labored, however did not steal any cash. Fearful that Grammer would be capable to establish them, they kidnapped her and took her to their condominium the place they repeatedly raped her. Later they mentioned they’d take her house, however as an alternative let her out at a trailer park. Earlier than she might escape, Glenn stabbed her a number of occasions together with within the throat. She managed to knock on a trailer door, however nobody was house, and succumbed to her accidents.