Before Luigi Mangione's state trial, in which he is charged with the murder of UnitedHealthcare CEO Brian Thompson, New York Judge Gregory Carro must decide which evidence will be admitted.

During a hearing on Tuesday, Police officer Joseph Dettweiler was on the stand, going second by second through the body-worn camera footage of Mangione's arrest.

Dettweiler, who was one of the two officers initially called to the scene, testified that when he got the call to go to a McDonald's in Altoona, Pennsylvania, he did not believe he was going to come upon the shooter and even joked about it.

Video footage showed Dettweiler approaching Mangione, who gave him a fake name and ID and told him he was homeless. Detweiler said he knew it was the shooter as soon as Mangione pulled down his mask. Anot

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