The Chicago Bears spent the offseason loading up to end a string of losing seasons. They just made their biggest move.
The Bears acquired star pass rusher Khalil Mack from the Raiders in a massive trade on Saturday that sent two first-round draft picks to Oakland.
Mack held out for the entire offseason and preseason, seeking a new, long-term contract rather than play under the final year of his rookie deal that would have earned him $13.8 million. Raiders coach Jon Gruden, in his biggest move since returning to the sideline from the broadcast booth, accommodated the 27-year-old Mack by dealing him.
Oakland will get first-round selections in 2019 and 2020, a...