returned to the u.s. in a coma and died just a few days later. that has been a major political sticking point between the two countries. if they can get those detainees released, it could help make that meeting happen. dave. >> it could. david mckenzie live in seoul. thank you. mounting pressure on facebook this morning. the social network struggling with claims that user data exploited for political purposes. how are investors reacting? we get a check on "cnn money" next. presng the all new eargo plus. the world's smallest, most comfortable rechargeable hearing aid designed with patented flexi fibers so they're suspended completely inside the ear canal and so small that they're virtually invisible. the kind of invisibility hearing aid wearers have been looking for if you could look for invisibility, that is. which, you can't. or, i guess you can, but you won't find it. well, because it's invisible. you know, any way, the point is most people probably won't even know you're wearing them,