Alex Ossola

OpenAI plans to start testing ads in ChatGPT, a big shift in its business strategy as it tries to grow revenue.

OpenAI says the ads won't influence what ChatGPT says and that there won't be ads when the chatbot's dealing with sensitive topics like mental health and politics.

The company also says user conversations won't be sold to advertisers.

News Corp., the journal's owner, has a content licensing partnership with OpenAI.

Today, the U.S.

Supreme Court said it would take up an appeal from Bayer about litigation over Roundup, the most widely used weed killer in the world.

The companies argued that consumers shouldn't be able to sue it for failing to warn about cancer risks because U.S.

federal regulators have determined that Roundup's main chemical ingredient doesn't require a cancer warning.

If Bayer wins, it could help lead to the dismissal of thousands of cases against the company, litigation that has cost it billions of dollars.

And Mitsubishi has agreed to acquire a U.S.

shale gas business for $5.2 billion in the Japanese company's biggest deal ever.

Mitsubishi's CEO said owning U.S.

assets was important for Japan's energy security, as supply has been unstable because of geopolitical events in Venezuela, Iran, and Ukraine.

And finally, how much does a nutritious dinner cost?

According to Agriculture Secretary Brooke Rollins, it should only be a few bucks.

Earlier this week, Rollins said on the NewsNation TV network that Americans could actually save money while eating according to the government's new dietary guidelines that emphasize protein.

Two intrepid journal reporters put this claim to the test and found it was possible to make a $3 dinner, if not necessarily all that delicious.

WSJ reporter Jared Midovich is joining me now from Boston.

So, Jared, how did you and your colleague Rachel Wolf go about starting to address this question?

And what was your one other thing?