Matthew Perry, a comic actor known for playing the sarcastic, boyishly charming and tightly wound Chandler Bing in the long-running sitcom “Friends,” was found dead Oct. 28 at his home in Los Angeles. He was 54. Perry was discovered by a witness unresponsive in his hot tub at about 4 p.m. Saturday, Capt. Kelly Muniz of the Los Angeles police said in a statement Sunday. The Los Angeles City Fire Department responded and pronounced Perry dead on the scene, she said, adding that detectives from the LAPD’s robbery-homicide division investigated and found “no obvious signs of trauma.” The official cause...