Davis died June 22 in his Manhattan apartment at the age of 94, a few weeks after he had been hospitalized for an upper respiratory issue.
The small but mighty group of people fought for a man's life on top of the World Trade Center subway elevator entrance in New York.
Luigi Mangione's legal team on Thursday withdrew its intention to invoke a psychiatric defense in the state trial over the killing of UnitedHealthcare CEO Brian Thompson.
Attorneys for Luigi Mangione plan to present an "affirmative psychiatric defense" at his state trial, alleging he was suffering an "extreme emotional disturbance."
Luigi Mangione's next courtroom appearance in New York for his state murder case was pushed back one day due to a paperwork filing delay.