"Officer-involved shooting" is a euphemism for "officer shot someone" -- and it's used, by police and journalist, to make reality fuzzy.

If all journalism organizations agreed to, as this commentary advises, abolish the "Exonerative Tense” in headlines (and I'd add, articles as well), journalism would be much improved.

https://www.buzzfeed.com/emersonmalone/police-traffic-safety-headline-language-exoneration