“Officer murders would have to nearly double to indicate a same-rate condition, so with fewer offier murders ( same for general population) we indeed are seeing a significant reduction n murder overall”
No, they wouldn’t. Amateurs count murders. Statisticians and other professionals count the number of attempted murders across such a distance. The final outcome does not tel you this is a less violent society.
Got numbers? Several reputable organizations studies show overall decreases in violent crime per capita over the last several decades, with blips here and there.