Pierce County Sheriff’s deputies fold the U.S. flag that draped the casket of Pierce County Sheriff’s Deputy Cooper Dyson, on Monday, Dec. 30, during a memorial service in Tacoma, Wash. (AP) Working in law enforcement is one of the most dangerous jobs in America. As of the last day of the year, 131 officers have died while on duty this year, with causes running the gamut from car crashes and medical emergencies to homicides, according to the Officer Down Memorial Page. Below are the men and women who made the ultimate sacrifice in 2019 while trying to protect the public. CLICK HERE FOR COMPLETE COVERAGE OF ‘BLUE LIVES LOST’ December Master Patrol Officer Spencer Bristol Bristol, an officer with the Hendersonville Police Department in Tennessee, died on Dec. 30 after he was fatally hit by a car while chasing a suspect across Interstate 65 on foot, authorities say. Bristol, a Navy veteran, was driving after a fleeing car that subsequently crashed, according to the Tennessee Highway Patrol. The driver of the fleeing vehicle, a 19-year-old, was arrested while the passenger, a 26-year-old, fled on foot with Bristol in pursuit. That suspect later was taken into custody. “It’s been nearly 20 years since this department lost an officer in…