A former Google exec told colleagues the goal was to "crush" rival ad networks. That was only one email. Here's what others explained, according to evidence prosecutors presented at the company's antitrust trial Wednesday.

"I felt like they were holding us hostage," Stephanie Layser, former VP at News Corp, said on Tuesday during the second day of Google's antitrust trial in Virginia.

A DOJ prosecutor cited 150,000 online ad sales every second at Google's antitrust trial in opening remarks, adding that technology funds this through the flow of news and information through websites.

Among live streaming videos and influencers pitching products, TikTok's algorithm for non-branded searches increasingly pushes users toward TikTok Shop.

Google has implemented stricter recertification guidelines and certification for gambling and gaming as the betting season for the NFL gets underway.

YouTube is working on AI tools that advance detection of AI-generated voices or music and faces, especially when the audio or face belongs to a notable identifiable human.

A leaked 2007 pitch deck outlines how the DoubleClick acquisition changed the ad game for Google.

A shorter holiday shopping season requires even the biggest advertisers to be agile and quick to respond. A Google Ads exec talks about what it will take and steps brands should consider.