"It is with great sorrow and significant grief that the Navajo Police Department announces the passing of Police Sergeant Lamar Martin," Phillip Francisco, Chief of Police Navajo Police Department, said on Facebook.
According to Tucson Sector Border Patrol, Agent Robert Hotten, 44, was located by fellow agents near Mount Washington, south of Patagonia.
Officer Anthony Neri collapsed during a training exercise on Monday evening.
Deputy Sheriff II Spencer Englett, 29, suffered a "traumatic medical event" during training and collapsed, the sheriff's office said on Facebook.
The Miami Beach (FL) Police Department issued a statement on Twitter on Wednesday announcing the sudden death of Detective Larry Marrero, a 28-year veteran of the department.
The Virginia Beach Police Department announced the passing of Master Police Officer Kelvin Bailey, who died of an apparent medical emergency early in the morning on Saturday.
Patrolman Vu Nguyen passed away four days after collapsing during a 1.5-mile timed run that was part of the agency's canine handler eligibility process.
Special Agent Paul “Scott” Ragsdale of Rockwall, TX, was learning arrest techniques when he suffered an apparent cardiac arrest, the Bureau of Alcohol, Tobacco, Firearms and Explosives said.
Officer Thomas Coulter and 23 other new police officers were doing what the chief described as “very light" physical training last Monday when Coulter collapsed. The trainees had just started a session of jogging and doing pushups around 8 a.m. when Coulter collapsed.
Deputy James Kirk Jr. died at Springs Memorial Hospital after collapsing during the training event at the sheriff’s office firing range. He died from what appears to be a medical condition, Sheriff Barry Faile said.