reporter: all women and most of them familiar with guns. my son just has i guess like a hunting rifle and some bb guns. my brother-in-law has hunting rifles. i used to have a concealed weapons permit. reporter: florida is a friendly firearms state. an attorney who spent more than 15 years handling firearm cases says having an all-female jury could actually help zimmerman s defense. anyone can use a firearm to defend themselves against a larger, stronger assailant. so i don t think it necessarily i think the women will understand the self-defense aspect of this case. reporter: zimmerman says he acted in self-defense when he shot unarmed 17-year-old trayvon martin. prosecutors say zimmerman, a neighborhood watch volunteer, unjustly profiled martin because he was african-american. i think the fact that there are caucasians predominating on the jury probably will go in zimmerman s corner. and i say that because i think