Tn B. Tech Minute gives you the day's top tech headlines, from the big names in Silicon Valley to the

halls of power. If it's making news in tech, we've got it. Check out Tn B. Tech Minute in the

tech news briefing feed from the Wall Street Journal.

Grand Alliance's secret packs, betrayal.

It's all in a day's work in the booming market for low-rated corporate debt.

And what does Kamala Harris need to achieve at the Democratic National Convention kicking off in Chicago?

Her goal here and the Democratic Party's goal here is to reintroduce her to the country

and make an argument for what she would do if she won in a way that's attractive to voters.

Plus British tech entrepreneur Mike Lynch is missing along with six others in a super yacht sinking.

It's Monday August 19th. I'm Luke Vargas for the Wall Street Journal at the Democratic

National Convention in Chicago and this is the PM edition of What's News, the top headlines

and business stories that move the world today. A month ago to the day Republicans were leaving Donald Trump's convention in Milwaukee with wind at their backs.

Trump was up in the polls while Democrats were in disarray

and wrestling over whether President Biden should drop out of the race.

Suffice it to say, a lot has changed in the month since, and while Biden will be on stage

tonight, for a convention that until weeks ago was meant to be all about him, his name is pretty

much absent here at the United Center and around Chicago as Kamala Harris and Tim

Walls prepare to be at the center of attention. Ben Pershing is the Wall Street

Journal's politics editor. Ben what does Kamala Harris need to achieve here politically speaking

given that I think we can say logistically speaking so much really has fallen into place

for her in the last month or so?

So what's unusual for her given that she's the sitting vice president

...