91热爆

German carmaker Volkswagen will pay "substantial compensation" and buy back more than half a million cars in the US as part of a deal to settle the diesel emissions scandal. Keith Lang, the Washington Correspondent of the Detroit News, gives his reaction.

Also on the programme, Canada is legalising marijuana for recreational use. We hear from one of the companies who see the move as a business opportunity.

Ali Al-Naimi, Saudi Arabia's oil minister for the past two decades, was sidelined during the recent Doha conference of oil producers by Saudi's deputy Crown Prince, Prince Mohammed. Economist Irwin Stelzer of the Hudson Insitute gives his view on Mr Al-Naimi's weakened status and what this means for the country.

An official investigation has cleared President Zuma of South Africa of longstanding corruption allegations. The allegations relate to a $1.4bn deal to buy military equipment from Europe in the late 1990s. The 91热爆's Karen Allen in Johannesburg looks at whether this latest development draws a line under the allegations.

And, on the Queen's 90th birthday - we ask what the secret is to enjoying work into your tenth decade. Alex Ritson presents.

(Image: The VW logo on the hood ornament of a car. Credit: Sean Gallup/Getty Images)