Kim Vinnell

Hi, I'm Kim Vinnell in Whanganui, New Zealand.

It's Thursday, February 26th.

Today, Cuba says it's killed exiles who sailed into its waters on a Florida-registered speedboat and started shooting.

AI darling NVIDIA beats earnings estimates again, while Anthropic gets new orders from the Pentagon.

And the woman who wants to be America's top doctor gets quizzed on vaccines.

This is Reuters World News, bringing you everything you need to know from the front lines in 10 minutes, seven days a week.

At least four Cuban exiles have been killed and another six wounded on board a speedboat.

Cuba says the speedboat registered to Florida entered Cuban waters and opened fire on a patrol vessel.

Cuban government television, reading an official statement, said the people on board were carrying assault rifles, handguns and Molotov cocktails.

The deadly confrontation is bound to raise fresh tensions with the U.S., testing an already volatile relationship.

U.S.

Secretary of State Marco Rubio says the speedboat has nothing to do with Washington and that the U.S.

is trying to verify the details of the incident.

Reuters' Daniel Trotta is in Havana.

with what we know so far.

The timing is particularly sensitive.

NVIDIA's quarterly earnings have beaten Wall Street's expectations again, but that might not be enough for investors who closely follow the chipmaker as a bellwether of the AI boom.

Here's Reuters tech correspondent Stephen Nellis on the key takeaways from NVIDIA's latest numbers.

For more on how markets are digesting NVIDIA's latest, make sure to listen to today's episode of our sister podcast, Morning Bid.

Meanwhile, Anthropic, the company behind the AI assistant Claude, has been given an ultimatum.