about your strength or weight, even when it comes to hauling somebody off the battlefield, it is a matter of look, we're all warriors, and nobody gets left behind here. martha: the sensibility issue here, i want to put this quote to mary katherine, there is sensibility issue here. let's look at this quote from president obama. it really struck me when i saw these words. every american can be proud our military will grow stronger with our mothers, wives, sisters, and daughters playing a great he will role in protecting the country we love. it put an image in mind, our mothers, our daughters, our sisters? it conjures up a lot of things. and i wonder when they're out there and in these combat positions, whether, you know, men feel this protective instinct to some certain extent that might change the dynamic out there. i don't know if that is the case. mary katherine you take that on and then juan. >> i do think it is not something we can entirely