County weather records contradict the stated ground conditions in the scene report. That changes the tyre impression reading.

Unsolved homicide from 1999 in Alameda County, CA. The file remains open and contributors are re-examining the physical evidence inventory.
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Body discovered near Grantham; the county opens a homicide investigation.
Initial canvass closes without a named suspect; the case goes inactive.
Records are digitised and released under a public records request.
Ledger contributors reopen the evidence inventory and index the public record.
County weather records contradict the stated ground conditions in the scene report. That changes the tyre impression reading.
The bus terminal manifest for that week survives in a transit archive. It has never been cross-checked against the suspect list.
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