Which country is the TV channel that hosted "Yo,Guillermo" located in? 
Guillermo Coppola:  He is the TV host of "Yo, Guillermo" in Canal 5 Noticias. Canal 5 Noticias: Canal 5 Noticias ("Channel 5 News", also known as C5N) is a 24-hours cable news channel in Argentina.
Argentina