And google ... were back on capitol hill.

Jane king is at the nasdaq ... with those stories and more in today's tech report.

Big tech companies like google and facebook, responded to questions from lawmakers about white nationalism on its platform.

The issue increased in importance after the mosque shootings in new zealand.

Youtube shut down numerous chat rooms when thousands of people tuned into youtube to watch a house judiciary committee congressional hearing on the rise of white nationalism.

* * * * youtube is upping its coachella game.

The popular video site will be live streaming from the indio, california, music festival for the ninth consecutive year, but for the first time will continue its coverage into the fest's second weekend.

In 2018, youtube had a massive audience of more than 41 million live streams from the festival viewed from more than 232 countries and territories.

* * * * samsung launched their 2019 q series soundbar line that allows consumers to create real home theater experiences, without the mess of wires and bulky speakers in every corner.

Additionally, samsung has just brought qled technology to the frame tv.

A 4k tv when it's on, and art when it's off, the frame features over 1,000 works of art to choose from in the samsung art store, which is the world's largest art platform for tv.

* * * * walmart is doubling down on robot janitors.

The world's largest retailer announced that it is adding thousands of new robots to its stores.

By next february, it expects to have autonomous floor scrubbers in 1,860 of its more than 4,700 us stores.

Walmart will also have robots that scan shelf inventory at 350 stores.