That popularity, the company says, is why browser and phone makers have chosen Google as their default search engine through revenue sharing agreements.
It will also hear from Apple's Senior Vice President of Services Eddy Cue and Mozilla CEO Mitchell Baker, Google's lawyer said.
Following opening statements, the DOJ lawyer questioned its first witness, as it begins what's known as its "case-in-chief."
But it's important browsers pick the right search default, Schmidtlein said, as Mozilla learned when it switched its default from Google to Yahoo in 2014.
WATCH: DOJ takes on Google in antitrust lawsuit over Google Search
Persons:
Jonathan Kanter, Kevin Dietsch, Sundar Pichai, Services Eddy, Mitchell Baker, Google's, Sridhar Ramaswamy, Neeva, Hal Varian, Ting Shen, Varian, Kenneth Dintzer, Dintzer, Ditzner, Patterson Belknap Webb, William Cavanaugh, Joan Braddi, Braddi, Siri, Cavanaugh, Kent Walker, Williams, Connolly's John Schmidtlein, Schmidtlein, Denelle Dixon, Apple
Organizations:
Antitrust, Department of Justice, Getty, Google, Colorado, Washington , D.C, Apple's, Services, Mozilla, DOJ, AGs, Google Inc, Bloomberg, Microsoft, Federal Trade Commission, Apple, Samsung, Branch, Global Affairs, Inc, Yahoo, TechCrunch, CNBC, YouTube
Locations:
Washington , DC, Washington ,, Snowflake, Colorado, Siri