Dorsa Yavarivafa and her mother left Tehran in 2018 out of fear and a love of badminton. Now in England, Yavarivafa will compete as part of the International Olympic Committee's refugee team, a feat which she hopes to use to send a message that refugees "are normal people."

With just one week to go before South Africa heads to the polls, we head to Cape Town, where our correspondent tells us what's at stake before the crucial day.

With over 830,000 inmates, Brazil has the third-largest prison population in the world, behind only the US and China. According to data from the National Secretariat for Penal Policy, there are almost 166,000 more prisoners than there are places currently available in the country's jails. In some penitentiaries, such as in the state of Rio de Janeiro, prison overcrowding can reach 190 percent. Brazilian prisons are also regularly the scene of rebellions and massacres.

Disgustingly resilient, the German cockroach is the most widespread roach of all roachkind. A recent study reconstructed its origins and charted its unstoppable rise.

Rescuers are searching for survivors after a devastating landslide in Enga, a remote highland region of the South Pacific nation. Papua New Guinea, the second most populous nation in the South Pacific after Australia, is a developing country with a largely subsistence farming population.

Spain and Ireland are set to push ahead with an initiative to recognize a Palestinian state. Other EU members and European countries may also provide their backing.