Crime at 51000 BLOCK OF TWENTYNINE PALMS HWY on 04/15/2025 11:58 PM
Type: Other
Date: 04/15/2025 11:58 PM
Description: Unknown Problem (UNKPRO). This report is from San Bernardino County Sheriff media call summary log. Information may be subject to change.
Address: 51000 BLOCK OF TWENTYNINE PALMS HWY, San Bernardino County, CA
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Area Missing Persons
Name
Adam CalvertMissing Age
40Est. Current Age
41Last Seen
Palm Springs, CA on 05/23/2024Physical Description
Race: White Ethnicity: Gender: Male Hair: Brown Eyes: Blue Height: 5'9" Weight: 190 lbsCase Number
2406P2412Area Cold Cases
Name
Ralph KnappenbergerAge
Cause of Death
HomicideInfo
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