Murkin was the code name chosen by the FBI for their investigation into the assassination of Dr. Martin Luther King, Jr., in 1968. Today, 20 years after the fatal shooting of the civil rights leader, Philip H. Melanson, a renowned authority on American political assassinations, unveils his own investigation into the murder. Melanson . . . has done an exhaustively thorough job on the still-mysterious King assassination. After following Melanson's...