Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: The lawyers for a female Pennsylvania police officer charged with criminal homicide last month are trying to keep a video of her fatally shooting an unarmed motorist in the back out of the courtroom. Footage of Hummelstown police Officer Lisa Mearkle shooting two bullets into David Kassick's back as he lay face down on February 2 that was recorded by her stun gun has not been made public. Her attorneys asked a judge on Friday to bar the distinct attorney from releasing the video. Scroll down for video Pennslyvania police Officer Lisa Mearkle is charged with criminal homicide in the shooting of David KassickPennsylvania police officer Lisa Mearkle charged with criminal homicideStun gun took video of her fatally shooting David Kassick, 59, in the backMearkle, 36, has claimed to authorities the shooting was act of self-defenseHer attorneys filed motion to prevent DA from showing clip during hearingLawyer for Kassick's family said video 'leaves nothing to the imagination 
 Question:_ sped away but she caught up to him after he got out and ran.

David Kassick