dr. lester mento is the last abortion doctor left in the rio grande valley >> this is the sono room. it's where we do sonograms, check everybody >> the suction machines? >> the machines are here so that the girls don't have to listen to the noise. every week, he makes the 5-hour clinic. >> and where is the room where here? >> right back here. but this is kind of -- there is nothing vulgar. it's just like a jail cell, man. >> kind of small. this is where you stay two or three nights a week? >> two or three nights a week. >> you said you sleep with a gun on you? >> i lay it there beside me. >> can you show me? this is what you use? >> this is what i don't want to ever use it. i know how to use it and always carry it. >> for >> yes. >> these demonstrators call me murderers, everything that thing. they followed my kids around and yelled at my children when they were little, these good christians. they don't have the courage to stand up to me but they would follow my kids around and say things to them in stores, things like, you know, your dad is a murderer, and terrible things. they woul