The government calls Cassandra Ventura.” With those five words, the prosecution dove into the heart of the racketeering and sex trafficking case against Sean “Diddy” Combs – the testimony of his former longtime girlfriend.

Tesla investors had pinned their hopes on a refresh of the company's flagship compact SUV to reinvigorate sales.

Emily A. Johnson, one of the prosecutors, sought to portray Mr. Combs as a serial abuser and sex trafficker who hurt and manipulated women for decades, and controlled an organization that helped him ...