Redfin ditching National Association of Realtors | Microsoft CEO testifies in Google antitrust trial  

“You get up in the morning, you brush your teeth and you search on Google,” Microsoft CEO Satya Nadella reportedly testified Monday morning at the search giant’s antitrust trial in Washington, D.C., making the case that Google has an unfair advantage over Microsoft Bing and other competitors. Read our roundup of coverage from inside the trial, including Nadella’s assessment of how AI could further boost Google’s market share.

Redfin cuts ties with real estate industry’s top trade organization: Glenn Kelman, CEO of the Seattle-based brokerage, said “enough is enough” when it comes to the National Association of Realtors. He cited two primary reasons for leaving. Read more.

Amazon tries on a new twist for cashierless shopping: In a corner of one concourse at Lumen Field in Seattle, Seahawks fans can “Just Walk Out” with clothing and other gear for the first time as Amazon’s retail tech has been tweaked to read RFID tags. GeekWire did a test shopping run at the Pro Shop Outlet and at a concession stand on a busy game day. Read more.

Health system Providence unveiled the latest startup to spin out of its Digital Innovation Group: Praia, which aims to help hospitals bolster relationships with patients. Here’s how. 

Hot Links:

• Jeff Bezos — who knows a thing or two about Spheres — joined a host of celebrities to see U2 open the much-hyped music venue Sphere in Las Vegas. (The Hollywood Reporter)

• Amazon customers reported receiving suspicious email confirmations from the company for gift cards that they did not purchase. Amazon acknowledged the error in its system. (CNBC)