Actually I found this:

“The court finds that under the circumstances presented, there was no moral blame attendant to the conduct of the responding officers and firefighters,” Hernandez said in his ruling at the Hayward Hall of Justice.

https://www.officer.com/home/news/10877921/judge-rules-that-alameda-calif-police-had-no-legal-duty-to-aid-drowning-man

The reporting is a mess though. Hard to know exactly what happened.