Not hard for linkedin to remove “he/him” from the account.
Fact Check: ‘Samantha Hyde’ Was NOT Identified As Suspected Shooter In Nashville — It’s Another ‘Sam Hyde Is The Shooter’ Hoax
https://leadstories.com/hoax-alert/2023/03/fact-check-samantha-hyde-is-not-the-shooter-in-nashville.html
An old 4chan meme gets new transphobic spin in wake of Nashville mass shooting (updated)
https://www.dailydot.com/debug/sam-hyde-4chan-meme-nashville/
This serious looking South African publication with an office in San Francisco ate it up.