concerning the decision regarding the cal tek. can you explain to the jury your understanding of double action vs. single action guns? of course. a firearm that has double action requires the trigger in the hammer to do two separate things, two separate motions. one is as you are squeezing the trigger, the hammer was in front. was forward it has to come back. that s the one action. then it comes forward and it fires the firing pin, which sets off the firearm. single action would mean the firearm, the hammer mechanism is back and one, as you squeeze the trigger, it does one action, which is single. now, there are some automatic handguns that are single action or i m sorry double action only to where internally the hammer is internal, so you really can t see the hammer coming back. but both functions are back in a double action capacity with
what do we see there? that is a closeup of the distance tests that i had made, the arrows are pointing to diagonal tear that occurred in the fabric. when you conducted the distance test with the cal tek pistol and the hoodie sweatshirt, what did you determine about the distance between the muzzle of the gun and the material at the time the gun was discharged? the clothing displayed residues and physical effects consistent with a contact shot. meaning the muzzle or the end of the barrel of the gun was up against the sweatshirt when it was fired? correct. all right. let s go to states 127. what is that? this is the other spet sweatshirt that i had received to do distance determination of. there again, you made measurementes where the hole is
you if you recognize that? i do. how do you recognize that? the daily case number, the exhibit number and my initials. and what what do you recognize it to be? it is one fired 9 millimetre lugger cartridge case. when you receive a firearm in a fire casing, are you able to determine whether or not that particular casing came from that particular firearm? yes. how can you do that? with a submitted firearm and magazine that i will use laboratory and/or evidence ammunition to test fire that pistol. i will then collect the fired cartridge cases and compare those microscopically to the evidence cartridge case to the cases that i received. did you do that with the shell casing or cartridge case in this case and the cal tek pistol? yes. what did you find? the cartridge case was fired with the pistol. did you also receive some bullet trafficmentes in this case? yes, i did. your honor, may i again
approach? yes, you may. let me show you state s 165, ask you request you recognize that? yes. how do you recognize 165? again by the case number, the exhibit number and my initials. what is is that? what is contained in that exhibit? there is one fired jacket portion, two fired bullet jackets, fragments and one led core. and when you received parts of a bullet or fragments of a bullet and a firearm, are you able to compare those to determine whether or not those fragments were fired from a particular firearm? yes. expla into the jury how you do that. similar to the cartridge cases, i will use the bullets and compare those microscopically to the submitted evidence built or bullet fragments. and did you do that with the fragments in this case in the cal tek pistol? i did. what did you find?