you were asked questions about whether or not that firearm could be used for self-defense. would it also be used to commit a murder? >> the firearm can be used for any purposes. >> i'm going to object because that's speculation and would be the ultimate question before the jury. >> sustained. >> you were asked about trigger pull. can you give the members of the jury of the idea whether or not four pounds or a little more than four pounds is light or relatively heavy trigger pull? >> four and a half pounds is within the normal range of trigger pulls that i see in my case work. >> it's not a heavy trigger pull? >> no, it's not. >> you were asked questions about the firearm being fully loaded. can you explain to the members of the jury that if the magazine is full and there's a live round in the chamber on that particular firearm what must a