article_snippet: Scroll down for video .
article_snippet: The defense attorney then asked: 'Did you squeeze the trigger?'
article_snippet: Christina George-Harvan said: 'Everything freezes, Jeremy says, 'You just shot your [expletive] cousin'.
article_snippet: I put pressure on [Katelyn's[ wound
article_snippet: The defense called former Pennsylvania State Trooper Frederick Wentling as a ballistic experts.
article_snippet: former Pennsylvania State Trooper Frederick Wentling told the court the weapon could discharge with just the slightest pressure on the trigger.
article_snippet: According to CBS Pittsburgh, former Pennsylvania State Trooper Frederick Wentling said: 'If you put your thumb in… if you pick it up sideways, and put your thumb in there and pull it back, it will discharge. '