But who are the 10 athletes in the Refugee Olympic Team? What are their stories? And how are they doing in Rio?
Rami Anis (swimming)
Who is he? The 25-year-old fled war-torn Syria in 2015, travelling by boat across the Mediterranean Sea to Turkey before continuing to Belgium.
How did he do? Anis earned a standing ovation after setting a personal best in the men's 100m freestyle. He clocked 54.25 seconds to finish 56th out of 59 in the heats.