Syrian refugee Yusra Mardini was swimming for her life in the sea towards Europe a year ago - now she is about to swim at Rio 2016.
Rio 2016 Olympics
Audio & Video
BBC Sport continues the countdown to the 2016 Rio Olympic Games with the 1968 Mexico City protest by Tommie Smith and John Carlos at their treatment in the United States.
Great Britain's team for Rio 2016
Team GB will send 366 athletes to Rio for the 2016 Olympic Games.
Redgrave & Hoy join BBC team
Olympic legends Sir Steve Redgrave and Sir Chris Hoy will be part of the BBC team offering comprehensive coverage of Rio 2016.
Planning your life around Rio 2016?
Find out when every single event is taking place at this summer's Olympic Games in our day-by-day schedule.
Brand New: BBC Sport Live Guide
Discover all of BBC Sport's live coverage in one place