By City News Service Aug 3, 2021 LOS ANGELES (CNS) - Police today sought public help to find the hit-and-run motorist responsible for fatally injuring a 91-year-old woman who was walking in an alley in the University Park area near USC. The pedestrian was hit by a pickup truck that was backing up near Ellendale Place and Adams Boulevard about 7 a.m. Monday, according to the Los Angeles Police Department. Authorities withheld the name of the woman, who died at a hospital, pending notification of her relatives. The woman was hit by the truck while the motorist was “traveling westbound in the alley, backing unsafely,'' according to an LAPD statement.