As the DOJ's Google antitrust trial begins with opening arguments, here's what you need to know

The Justice Department's first of two legal battles against the search giant has finally gone to trial. Here's a recap of day one.

Additional coverage:

• Google vp of ads Dan Taylor's staunch defense of YouTube's child protections is unwavering.
• This week’s Future of TV Briefing looks at what the Disney-Charter pay-TV distribution deal seems to indicate about the increasingly more-complementary-than-contentious relationship between traditional TV and streaming.
• This report, looking at professional publications, is the third piece to come out of our Digiday Subscription Index, a research framework that analyzes and ranks a set of publications across digital threshold experience, member benefits and pricing and plans dimensions.
• With so many retailers getting into the retail media business in the last few years, it’s become a chaotic marketplace — albeit one with more than $100 billion in potential ad spend. Criteo aims to bring order to it.
• Marketing budgets remain under scrutiny as inflation looms over Q4.
• As more data and channels become available, marketers and agencies are moving toward developing more metrics beyond a brand’s KPIs.
• Toyota's dealer association has set its sights on a strategic mission: to amplify the reach and awareness of San Francisco 49ers quarterback, Brock Purdy.