Since the establishment of the CPD, five officers have died in the line of duty. •
Officer William Loughrey Patrol Officer Loughrey was stabbed to death on June 26, 1860, while attempting to arrest a suspect near what is known today as the Longfellow Bridge. He observed the man, covered in blood, running down the street. Believing the man was being pursued by other officers, Officer Loughrey attempted to subdue him. The suspect stabbed Officer Loughrey several times, causing him to bleed to death. Officer Loughrey was with the Cambridge Police Department for 14 years. •
Officer Thomas J. Riley Patrolman Riley was shot and killed on November 20, 1920, while trying to disperse a group of drunk men. As he turned to leave one of the men produced a revolver and shot Patrolman Riley in the head. Patrolman Riley had been with the agency for eight years. A 25-year-old suspect was arrested and convicted of murder. •
Officer John J. Guthrie Patrolman John Guthrie succumbed to injuries sustained five days earlier on December 26, 1926, when he was struck by a car while directing traffic. The impact threw Patrolman Guthrie into the path of oncoming streetcar. He was transported to a local hospital where he remained until succumbing to his injuries. Patrolman Guthrie had served with the Cambridge Police Department for 17 years. •
Officer Albert G. Eckardt Patrolman Albert Eckart was killed on November 3, 1951, after being thrown from the back of an ambulance at the intersection of Prospect Street and Harvard Street. He was escorting a patient to the hospital during a snow storm when the accident occurred. Patrolman Eckart served in law enforcement for nine years. He was in the U.S. Army as a military policeman during WWII before returning to the Cambridge police force. •
Officer Lawrence W. Gorman Patrolman Lawrence Gorman was shot and killed on September 3, 1960, while attempting to arrest two burglary suspects in Kendall Square. He observed the two men breaking into a restaurant and tried to arrest them when they opened fire, mortally wounding him. He was able to return fire and wound one of the suspects in the leg, who was taken into custody. On May 14, 1961, the captured suspect, aided by his accomplice, escaped from the Middlesex County Jail along with another inmate. With a smuggled handgun he shot and killed Jail Master David S. Robinson. Three days later he shot and killed himself when police stormed a Boston apartment where he was hiding. His accomplice and the other escapee were captured a short time later. On September 24, 1961, his accomplice was convicted of Patrolman Gorman's murder and sentenced to death. His sentence was later commuted to life. Patrolman Gorman was a United States Navy veteran who served in World War II and was with the Cambridge Police Department for eight years. •
MIT Police Officer Sean Collier Patrol Officer Sean Collier was shot and killed on April 18, 2013, during a large-scale manhunt for suspects in the
Boston Marathon bombing. At approximately 10:30 pm one of the subjects approached Officer Collier as he sat in his patrol car and opened fire on him without warning, striking him several times. The subjects then attempted to steal his service weapon but were thwarted by his level-three holster. The suspects then carjacked a vehicle and led police on a pursuit while throwing explosive devices at pursuing units. The pursuit ended in Watertown, where one suspect was killed, and a Massachusetts Bay Transportation Authority police officer was shot and seriously wounded in a gun battle. The second suspect was captured in Watertown the following evening after another shootout. Officer Collier had served with the Massachusetts Institute of Technology Police Department since January 2012 and had previously worked as a civilian employee of the Somerville Police Department. On August 22, 2013, he was posthumously sworn in as a Somerville police officer. == Rank structure ==