Brazilians love volleyball, and they field some of the world's best teams both on the sand and in the gym. Women's indoor volleyball leads the way for the host nation in these Olympics, having won gold at the last two.
Top-ranked United States looms in Brazil's way, and upsets lurk in these tournaments, especially in the quarterfinal round, which is win-or-go-home.
Here's what you need to know heading into the women's volleyball tournament in Rio.