The European Union has proposed a ban on imports of Russian coal, as the bloc expands sanctions on Moscow. But how important is coal to the EU's energy mix? Also in the show: Elon Musk officially joins the board of directors of Twitter, after becoming the platform's single biggest shareholder.

The European Union has proposed a ban on imports of Russian coal, as the bloc expands sanctions on Moscow. But how important is coal to the EU's energy mix? Also in the show: Elon Musk officially joins the board of directors of Twitter, after becoming the platform's single biggest shareholder.

The European Union has proposed a ban on imports of Russian coal, as the bloc expands sanctions on Moscow. But how important is coal to the EU's energy mix? Also in the show: Elon Musk officially joins the board of directors of Twitter, after becoming the platform's single biggest shareholder.

The European Union has proposed a ban on imports of Russian coal, as the bloc expands sanctions on Moscow. But how important is coal to the EU's energy mix? Also in the show: Elon Musk officially joins the board of directors of Twitter, after becoming the platform's single biggest shareholder.

We take a look at how the world's richest man now owns nearly $3 billion worth of Twitter stock. Elon Musk recently bought a 9.2 percent stake in the company, making him the top shareholder. But the Tesla founder, who has 80 million Twitter followers, has not refrained from criticising the platform. Also, the United Nations says that 99 percent of the world's population breathe in dirty air, although the problem is much worse in poorer countries. Finally, US toymaker Mattel says it's going to produce greener toys.

We take a look at how the world's richest man now owns nearly $3 billion worth of Twitter stock. Elon Musk recently bought a 9.2 percent stake in the company, making him the top shareholder. But the Tesla founder, who has 80 million Twitter followers, has not refrained from criticising the platform. Also, the United Nations says that 99 percent of the world's population breathe in dirty air, although the problem is much worse in poorer countries. Finally, US toymaker Mattel says it's going to produce greener toys.

We take a look at how the world's richest man now owns nearly $3 billion worth of Twitter stock. Elon Musk recently bought a 9.2 percent stake in the company, making him the top shareholder. But the Tesla founder, who has 80 million Twitter followers, has not refrained from criticising the platform. Also, the United Nations says that 99 percent of the world's population breathe in dirty air, although the problem is much worse in poorer countries. Finally, US toymaker Mattel says it's going to produce greener toys.

We take a look at how the world's richest man now owns nearly $3 billion worth of Twitter stock. Elon Musk recently bought a 9.2 percent stake in the company, making him the top shareholder. But the Tesla founder, who has 80 million Twitter followers, has not refrained from criticising the platform. Also, the United Nations says that 99 percent of the world's population breathe in dirty air, although the problem is much worse in poorer countries. Finally, US toymaker Mattel says it's going to produce greener toys.

Following days of protests over soaring prices and fuel shortages, Sri Lanka's cabinet ministers have resigned en masse. The head of the central bank has also stepped down. We take a look at how the heavily indebted country got to this stage. Plus, our correspondents report on how Niger could be facing its worst food crisis in a decade, amid global food and energy shortages worsened by the war in Ukraine.

Following days of protests over soaring prices and fuel shortages, Sri Lanka's cabinet ministers have resigned en masse. The head of the central bank has also stepped down. We take a look at how the heavily indebted country got to this stage. Plus, our correspondents report on how Niger could be facing its worst food crisis in a decade, amid global food and energy shortages worsened by the war in Ukraine.