At the shoot, Jennifer says, "Where did you get these cartridges? I've just had a dud." She shoots and the gun backfires in her face. Digby runs over. Emily and Aidan run out the door. Barnaby and Scott drive off.<br /><br />At the shooting site, Dr. Bullard says, "Classic shooting accident. The shooter puts a 20-bore cartridge in by mistake. 20-bore cartridge being smaller than a 12-bore doesn't lodge in the breach but slides a few inches down the barrel. Gun doesn't go off when the trigger's pulled The shooter breaks the gun. The unused cartridge doesn't eject. Put's a 12-bore on top of the cartridge which fits perfectly. And the next time he pulls the trigger...." Barnaby says, "Someone put that cartridge in her pocket deliberately.
