LOS ANGELES — The personal live-in assistant for “Friends” star Matthew Perry was sentenced on Wednesday to 41 months in prison for repeatedly injecting the actor with ketamine, including the fatal dose that killed him in October 2023. Kenneth Iwamasa, 61, of Toluca Lake, California, had pleaded guilty in August 2024 to conspiracy to distribute ketamine causing death, the Los Angeles Times reported. Judge Sherilyn Peace Garnett handed down the sentence in U.S. federal court in Los Angeles, CNN reported. She also sentenced him to two years of probation and tacked on a $10,000 fine. “You were privy to his...