CBS Los Angeles reports. Jaqueline Avant, 81, was killed on December 1 after 30-year-old Aariel Maynor broke into the home she shared with her husband.Maynor pleaded guilty Thursday to one count of murder, one count of attempted murder, one count of being a felon in possession of a firearm and two counts of robbing a home with a person present, according to CBS Los Angeles.