(CNN) — Luigi Mangione, the 26-year-old accused of killing UnitedHealthcare CEO Brian Thompson, is expected to appear in federal court Friday to enter a plea on charges of stalking and murder.

Hong Kong (CNN) — China appears to have quietly rolled back retaliatory tariffs of 125% on some semiconductors made in the United States, according to details provided to CNN on Friday by three import ...

(CNN) — California has surpassed Japan to become the world’s fourth-largest economy, Gov. Gavin Newsom said, as he warned of the threat posed by President Donald Trump’s tariffs to the tech powerhouse ...