SANTA ANA ( — The Santa Ana Police Department is using an interactive simulator to practice when to use deadly force.

“The decision-making, and what the officer is trained and perceives at the time, is what’s critical,” Cpl. Oscar Lizardi said.

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KCAL9’s Stacey Butler reports that the department is using the newest, most advanced version of the MILO Simulator.

“Right now, this is the best equipment there is,” Cpl. Anthony Bertagna said.

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Every few months, officers train using 2,500 different scenarios. The laser gun looks and feels like a service weapon, but it only shoots lasers.

“The scenarios advance as you advance. If you miss, they continue to come at you,” Bertagna said.

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“It is challenging enough for the officer to have to not only make that split-second decision, but also they have to take a shot, they have to be accurate,” Lizardi said.