The fight appeared to start after Silvio De Sousa of Kansas blocked a shot by a Kansas State freshman, sending the player to the floor.
"I did not do this thing," Charles Merritt, who was convicted in the deaths of four members of the family, said in court.
Peter Carzis is accused of "battering multiple reporters" during the "well-publicized altercation" outside his store Monday, police said.
Officers arrived at Brown's home in Hollywood, Florida, after receiving a report alleging that he and his trainer, Glen Holt, had attacked someone.
Law enforcement have not indicated whether they believe Robert Koehler’s charge for one rape in 1983 is connected to other decades-old unsolved crimes.