He was sitting in a booster seat and his mother, Joanna Cloonan, was driving him to kindergarten at the time of the shooting. Marcus Anthony Eriz, now 26, is on trial for Aiden's murder.

Toward the end of her testimony, Cloonan was shown a picture of Aiden and she began crying on the stand. The shooting set off a 16-day manhunt that ended with the arrest of Eriz and Lee. Eriz's ...