"abc's" john quinones takes us behind the scenes in this real life issue. >> sorry. ladies' room? the ladies' room is just right over there. >> ok, thank you so much. >> a seemingly ordinary question, igniting sparks from a nearby table. >> wait. i'm sorry, you asked for the women's bathroom? >> yeah, yeah. >> no, no, no. is that a joke or something? >> excuse me? >> well, you think you're a woman, right? you're really a man, so you should be using the men's bathroom. >> that question, whether transgender americans can use the bathroom of their gender identity, has roiled the nation. >> new outrage over north carolina's controversial bathroom bill. >> protests break out overnight after the white house rolls back transgender bathroom rights. >> boyerton school district, 45 miles from philadelphia, will continue to allow transgender students their own choice of which bathrooms. >> here, as the scene plays out, bystanders jump in. >> listen, you can go to the women's bathroom. don't even listen to them. she's being ridiculous. >> i'm sorry, what did you say? >> um, she