The British prime minister urged people to react calmly to the death of 18-year-old Henry Nowak.
LONDON — Keir Starmer accused Elon Musk of interfering in British politics Thursday after the owner of the X social media platform posted a flurry of comments about the murder of a British teenager.
Musk, a long-standing critic of the U.K.’s prime mi... [1561 chars]

