Leanna Byrne

allows Cuba to get access to some Venezuelan oil.

Live from the U.K., this is the Marketplace Morning Report from the BBC World Service.

I'm Leanna Byrne.

Good morning.

The United States says it will allow some small Venezuelan oil shipments to reach Cuba through its private sector, providing a lifeline to the Caribbean island.

as Washington's blockade is worsening a crisis there.

Tensions between the White House and Havana are high.

Just yesterday, Cuba reported that its border forces killed four people and wounded six when a Florida-registered speedboat crossed into its waters.

The thing is, Cuba's entire electricity system runs on imported fuel.

Its own production is limited.

Its infrastructure is decades old.

And without foreign oil, the lights simply don't stay on.

One resident recently told the BBC about the impact of the oil shortages.

Michelle Flurry there.

Now, let's do the numbers.

Shares of the advertising giant WPP are down about 7% after it revealed plans to cut $670 million a year in costs by 2028.

But shares of Rolls-Royce, the UK aerospace company, are up 5% after it raised its profit targets and announced a share buyback of up to $12 billion.

Meanwhile, the European Court of Justice has upheld a $915 million fine on 13 airlines for running an air freight cartel, which collaborated on pricing between 1999 and 2006.

The case has been in the courts for the past 16 years, and this latest ruling dismisses an appeal by the airlines on an earlier verdict.

Now, for years, the UK has been grappling with the decline of retail in many places, often blamed on out-of-town malls, online competition and high overheads.