Lieutenant Albert Musterman was shot and killed while making a traffic stop.

Lieutenant Musterman was shot and killed while making a traffic stop on Highway 61. During the stop the driver of the vehicle approached his patrol car and shot him once in the head as he sat in the driver's seat. It was theorized that the suspect who shot Lieutenant Musterman had just murdered a witness who was scheduled to testify in a federal narcotics trial the following day by shooting him once in the head.

Lieutenant Musterman's killer, Sydney B. Rowlett, was captured by border patrolmen following a chase near Oceanside, California, on February 3, 1970. He had escaped from an Indiana Reformatory on February 7, 1969, where he was serving a ten year sentence for robbery. He was convicted of two counts of first degree murder and sentenced to life March 16, 1971. On April 11, 1975, he was placed on the FBI's 10 most wanted list when he escaped from the Kentucky State Penitentiary. He was captured in Peoria, Illinois, on October 30, 1975.

Lieutenant Musterman served with the St. Charles County Sheriff's Department for 9 years, joining in 1964 after serving with the Webster Groves Police Department from 1960 to 1964 . He was survived by his wife and five sons.