Forensic Files: The Magic Bullet 1 . What was the major problem with this particular crime scene? outside 2. What was unique about the bullet that killed Trey Cooley? 3. Why did the ballistic examiner have trouble getting a "match?" 4. What piece of evidence verified who the shooter of the weapon was? 5. What technology was used to determine the path of the bullet? 6. What ironic event led to the death of Trey Cooley