A 64-year-old black woman has been charged along with her grandson in the slaying of her 72-year-old husband, who was killed on his way to dialysis treatment, police said

The black woman and her grandson then used the slain man's money to buy a car, home furnishings, tattoos, gym shoes and other items, prosecutors said. Janet Strickland was charged with one count of first-degree murder and one count of armed robbery with a firearm in connection to the March 2, 2013 homicide of her husband William Strickland. Bail was set at $500,000 for Janet Strickland. Prosecutors say that Janet Strickland and her grandson, also named William Strickland, discussed killing her husband on multiple occasions. Before the shooting, Janet Strickland told her grandson that she was "sick" of his grandfather and that she wanted him dead, prosecutors say. Initially the two had discussed having someone else kill him, but Strickland later told his grandmother that he would do the shooting himself. According to prosecutors, Strickland admitted that when she unlocked the door to let her husband leave for his dialysis appointment early in the morning of March 2, 2013 she knew that he would be killed by her grandson. She also admitted to knowing her grandson had his grandfather's gun, and to letting him use her car during the shooting. Janet Strickland was a beneficiary of her husband's accounts, including his bank account. After the shooting, the two went on a shopping spree with the victim's money. She used his money to buy her grandson a car and home furnishings. The younger Strickland also bought himself tattoos, gym shoes and a new phone. Janet Strickland did not appear in court, instead being held in a hospital for treatment of lung disease and low oxygen, police said. Strickland's grandson William D. Strickland, 19, was ordered held without bail on March 30, 2013 accused of shooting his grandfather six times in the back. The elder William Strickland was shot about 3:30 a.m. on March 2, 2013 outside his home in the South Side's Burnside neighborhood, according to police. The elder Strickland was standing outside waiting for a Pace bus near his home when he was shot, on his way to a weekly dialysis appointment, prosecutors said. Police recovered 25 bullet shell casings at the scene, prosecutors said. The younger Strickland admitted to stealing the gun used in the murder from his grandfather, prosecutors said. According to court documents, the younger Strickland, also known as "Dashaun," used a black Beretta semi-automatic handgun in his grandfather's murder. Strickland is a self-admitted member of the Black P. Stones street gang, according to court documents. Strickland has "Legacy," "Loyalty," and "Respect" tattooed on his arms, according to court documents.