Experts cite training gaps in accidental shootings by police

In this July 16, 2019, photo, an officer at Washington state's Basic Law Enforcement Academy fires his weapon as a training photo of man not holding a weapon is rotated into view during a training class in Burien, Wash., designed to teach officers to quickly identify the presence of weapons or other threats. (AP Photo/Ted S. Warren)
In this July 16, 2019, photo, a King County Sheriff's deputy holds a training weapon as he practices a traffic stop during a class at Washington state's Basic Law Enforcement Academy in Burien, Wash. Accidental shootings by police happen across the United States every year, an Associated Press investigation has found, and cadets at Washington's academy, which is required for all entry-level Washington state law enforcement officers, must have 90 hours of firearms training, but requirements in other states vary widely. (AP Photo/Ted S. Warren)
In this July 16, 2019, photo, an officer, right, at Washington state's Basic Law Enforcement Academy, takes part in an exercise using an immersive virtual firearms training simulator in Burien, Wash. Accidental shootings by police happen across the United States every year, an Associated Press investigation has found, and cadets at Washington's academy, which is required for all entry-level Washington state law enforcement officers, must have 90 hours of firearms training, but requirements in other states vary widely. (AP Photo/Ted S. Warren)
In this Jan. 6, 2015, still frame taken from police body camera video, a police car and an ambulance are shown after Autumn Steele was accidentally shot and killed by a Burlington Police officer responding to a domestic dispute call near her home in Burlington, Iowa. Accidental shootings by police happen across the United States every year, an Associated Press investigation has found. (Burlington Police Department via AP)
In this June 20, 2015, still frame taken from police video, Eden Prairie Police Sgt. Lonnie Soppeland, left, keeps his gun trained on Matthew Hovland-Knase, right, after Soppeland accidentally shot Hovland-Knase in the arm following a pursuit in Eden Prairie, Minn. Accidental shootings by police happen across the United States every year, an Associated Press investigation has found. (Eden Prairie Police Department via AP)

SEATTLE — When an Iowa mother tried to take her child from her husband during an argument on a snowy sidewalk in 2015, an officer stepped in to stop the scuffle, but he accidentally fired his weapon as a dog approached. The bullet went through the woman’s arm and into her chest, killing her as her family watched in horror.