A strong and shallow 5.1-magnitude earthquake jolts Athens, knocking out phone connections, collapsing a couple of abandoned buildings and causing power outages, as worried residents rushed into the streets.

For as long as athletes have been battling for gold medals, they have been taking fortifying tonics, some stomach-churning, others downright dangerous with little concern for their health.

"Rio de Janeiro is a city full of curves in the sea and hills, just like the body of the Brazilian woman," says sculptor Nelson Carneiro, 60, who created the 5,130 bronze, silver and gold medals at the national mint, called Casa da Moeda.

With 100 days to go before the Olympic Games begin in Rio de Janeiro, the Olympic flame has been handed over in Athens to the Brazilian authorities.

Joanna Giannouli, 27, has a condition which means she has no womb, cervix and upper vagina. Here, she explains the challenges of a syndrome that affects around one in 5,000 women.

Germany can cope with at least 500,000 asylum seekers a year for several years, Vice Chancellor Sigmar Gabriel says.