aside for the defendant george zimmerman? >> correct. >> you were asked at the very end i guess about the knowledge of the gun that you suggested to mr. zimmerman, correct, to the defendant? >> yes. >> do you know what the trigger pull is on that gun? >> the pounds per square inch? >> yes. >> i don't know. >> do you think a firearm expert would be better to explain the mechanics of that firearm? >> that's correct. >> but you did say that you did have discussions with the defendant, mr. zimmerman, regarding what type of gun he should have and i think you taught him how to shoot is my recollection. >> he had been shooting at a range, his father was career military so i was not his first time going into the shooting range? >> but you made him a better shooter? >> i hope so. >> but you mentioned in terms of discussions with him in terms of