Usain Bolt launches electric scooter business

In Day 12 at the Olympics, seven medals were up for grabs. A last-minute replacement helped Germany win gold in the cross-country team sprint, while Slovakia elimnated the United States in men's ice hockey.

Jamaica has a four-man bobsled team in the Olympics for the first time since 1998. Too young to witness the famous 1988 team but big fans of "Cool Runnings," this year's team wants to add to Jamaica's bobsled legacy.

Around 60 people have died and dozens more have been injured after a blast at an informal gold mine in southwestern Burkina Faso.

Global stock markets have taken a beating as investors rush for safe havens amid an escalation in geopolitical tensions over Ukraine. Russian stocks and bonds as well as the ruble are among the biggest losers.

As dawn breaks on a weekend morning over in Thailand's southwestern Samut Songkhram province, 102-year-old Sawang Janpram gears up in his running shoes for a race he has been looking forward to throughout the past week.

Zimbabwe's central bank has announced plans to sell gold coins in a bid to tame runaway inflation that has considerably weakened the local currency.

When it comes to mining, women have been traditionally excluded in Tanzania, but things are changing. In heart of the country’s mining district, women are demanding their share of the gold.

In the Sahel, the number of informal mines is rising as gold mining areas escape state control. Mali is emerging as a gold-purchasing hub for Sahelian countries, while Dubai has become the main destination for artisanal gold production from the African continent. From the hidden smelters of Bamako to the artisanal mines of the Ivory Coast and a major gold market in Dubai, Caroline Dumay investigates the transforming global gold industry.

Faith Kipyegon added another 1,500m gold to her medal collection on Monday with a win at the World Championships in the United States - though it wasn't all good news for Kenya on the track.

Ethiopia's Gudaf Tsegay finished first in the 5,000 meters at the World Championships late on Saturday, in an event that saw a fan run onto the field carrying what appeared to be a Tigray flag.

Zimbabwe introduces gold coins as local currency tumbles.

Tobi Amusan won the 100m hurdles gold at the Commonwealth Games. She did it in a Commonwealth Games record of 12.30 seconds. She is also the first Nigerian track and field athlete and the second in history to successfully defend a Commonwealth Games 100m hurdles title.