PGE, California's biggest utility, has a long record of run-ins with regulators. WSJ's Rebecca Smith reports on over two decades of misconduct at the company.

Democrats have a new idea for how to tax the richest Americans: taxing wealth, not just income. Rich Rubin breaks down three plans, from Joe Biden, Julian Castro and Elizabeth Warren.

Attorneys general from 48 states, D.C. and Puerto Rico announced an antitrust investigation into Google's advertising business this week. Rob Copeland explains how Google's ad business works, how it grew so large and what has investigators concerned.

John Bolton, President Trump's national security adviser, left the White House on Tuesday. WSJ's Michael Bender explains why Bolton and the president parted ways.

Netflix changed entertainment with binge watching and streaming. Now, competitors like Disney are trying to use Netflix's playbook against it.

Voters are heading to the polls in North Carolina on Tuesday for a closely watched special election. How certain people vote may offer clues for how next year's presidential election could go.

Emails disclosed this week at the University of Southern California show how the school weighed donations in considering whether to admit students. Plus, the story of the SAT's "adversity score."

The inside story of how the founder of one of the first DNA-test companies, FamilyTreeDNA, wrestled with the choice to let the FBI use his company's database.

Office-space startup WeWork was last valued at $47 billion. WSJ's Eliot Brown looks at the questions around WeWork's business model and CEO as it prepares to go public.

In an interview with WSJ's Gerald Seib, former Defense Secretary Jim Mattis talks about his time working for President Trump, the threats facing the U.S. around the world, and what he'd like to see more of in American politics.