Daily Rio: Why does Brazil speak Portuguese?

Rio locals teach you how to speak Portuguese

Team USA eager for Rio Olympics

Rio Daily: Futevôlei, one of Brazil's favorite beach sports

Rio Daily: Surfing the waves of Rio

Brazil employing military-grade security for Olympic Games

Olympics offer Brazil chance at World Cup redemption

Athletes caught doping to be banned from Rio Olympics

Best photos from Day 4 at the Rio Olympics

Michelle Obama kicks off countdown to Rio Olympics

Russian track and field athletes banned from Rio Olympics

RIO GUIDE: What you never realized about Olympic Swimming

Reporter's Notebook in Rio: Olympics - for one or for many?

Rio Guide: The feeling of having golf back in the Olympics

Best Photos: Rio Olympics Day 9

Leonardo Picciani Speaks on Rio Olympics

Moving moment in women's 5,000 at Rio Olympics

Rio Guide: What to watch for in Olympic diving

Five things to watch for Sunday at the Rio Olympics

Five things to watch for Tuesday at the Rio Olympics

Five things to watch for Monday at the Rio Olympics

Kumbh 2019: Tent Colony to provide amazing and luxury facilities to the tourists

World Cup: Four hungry teams enter semifinals

France, Belgium move on to World Cup semifinals

Top takeaways from first half of MLB season

Fitness model attempting 50 Ironmans in 50 days

Joey Chestnut and Miki Sudo win 2018 Nathan’s Famous Hot Dog Eating Contest

Quarterfinal matches filled with teams looking to make history