Officer testifies about moments before Luigi Mangione's arrest as evidence for trial is debated

An Altoona, Pennsylvania, police officer testified Tuesday in a New York courtroom about the moments before the arrest of Luigi Mangione, who is accused of killing UnitedHealthcare CEO Brian Thompson last year. Mangione, who has pleaded not guilty, is in court for a pretrial hearing. His lawyers want the judge to exclude some evidence for the trial.