Overview

• Cathell was struck around 5:20 p.m. Friday near 54th Street and Lancaster Avenue as she walked home and later died at Lankenau Medical Center.
• Investigators say the driver reversed down Lancaster Avenue, dropped a female passenger near 56th and Girard, then fled.
• Police recovered the suspected Infiniti on the 2700 block of Snyder Avenue in South Philadelphia on Monday.
• Harper has been charged with homicide by vehicle, accidents involving death, and related offenses.
• Neighbors built a memorial for Cathell, a longtime resident described by family as a mother of four, a devoted grandmother, and a three-time cancer survivor.