Crime at 1000 BLOCK OF N SIERRA AVE on 04/19/2025 10:50 PM

Type: Other

Date: 04/19/2025 10:50 PM

Description: Disturbance (415S). This report is from San Bernardino County Sheriff media call summary log. Information may be subject to change.

Address: 1000 BLOCK OF N SIERRA AVE, San Bernardino County, CA

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Area Missing Persons

missing-person-record__Mulley

Name

James Mulley

Missing Age

16

Est. Current Age

48

Last Seen

Chino, CA on 07/13/1993

Physical Description

Race: White Ethnicity: Caucasian Gender: Male Hair: Brown Eyes: Blue Height: 5'4" Weight: 140 lbs

Case Number

MP17470

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Area Cold Cases

cold-case-record__Knappenberger

Name

Ralph Knappenberger

Age

Cause of Death

Homicide

Info

On 10/02/1982, deputies were dispatched to Ralph’s residence, which was located at 31462 Yucaipa Blvd., Yucaipa. Upon arrival, deputies located Ralph inside his apartment. Ralph was severely beaten and was transported to Loma Linda hospital. Ralph died on 02/14/1983 while in the Intensive Care Unit. Ralph’s vehicle was stolen during the assault and was located in Riverside.

Agency

San Bernadino

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