Copyright 2017 Fresh Air. To see more, visit Fresh Air.

DAVID BIANCULLI, HOST:

Today, two table tennis pros met at the Qatar Open and ended up locked in a staggering 10-minute, 766-shot rally.

The International Table Tennis Federation, which runs the event, said in an Instagram video that it "has got to be the longest rally ever in modern table tennis history!"

Copyright 2017 NPR. To see more, visit http://www.npr.org/.

STEVE INSKEEP, HOST:

President Trump addressed the conservative conference known as CPAC this morning.

(SOUNDBITE OF SPEECH)

PRESIDENT DONALD TRUMP: Great to be back at CPAC.

(CHEERING)

TRUMP: It's a place I have really...

UNIDENTIFIED SUPPORTER: We love you.

From humble origins as the daughter of Eastern European immigrants, raised in the Bronx in the depths of the Great Depression, Mildred Dresselhaus scaled to great heights in the scientific community and attained the status of royalty — even if only in nickname.

Many studies designed to try out new drugs simply languish. They don't attract enough patients, and they aren't completed. That slows medical progress.

But here's a story of one study that has bucked that trend — in fact, it is so popular, scientists had to put the brakes on it for a while.

The White House is admitting that it discussed with the FBI media reports that Trump campaign officials were in contact with Russian intelligence agents and that Chief of Staff Reince Priebus asked the FBI to publicly knock down the story.

FBI Director James Comey refused.

Waymo, the company that began as Google's self-driving-car project, is suing Uber — alleging that when Uber bought a startup founded by Waymo veterans, it also bought thousands of design files that had been inappropriately downloaded from its servers.

In its lawsuit, Waymo cites forensic evidence as well as a vendor's email that it received by mistake.

Copyright 2017 NPR. To see more, visit http://www.npr.org/.

STEVE INSKEEP, HOST:

President Trump skipped the annual Conservative Political Action Conference last year, but this year he was the annual gathering's hero who had finally returned the White House to Republicans.

London Bridge isn't falling down, but Britain's Parliament building — which sits along the River Thames and includes Big Ben — needs a ton of work. U.K. lawmakers are now analyzing a massive rehab plan that will cost billions of dollars and could force legislators to work somewhere else for years.

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