Khalil Mack absent for the start of the Raiders' voluntary workouts, with an uncertain timetable on his contract talks - The Athletic
Has Maxx Crosby filled Raiders' pass-rush gap left by Khalil Mack? - ESPN - Las Vegas Raiders Blog- ESPN
Who will be NFL's first $20 million defender? Rams' Aaron Donald, Raiders' Khalil Mack best bets
Khalil Mack: Who won the trade and are the Raiders screwed?
Raiders Not Ruling Out Khalil Mack Trade; Four Teams Seriously Interested
Why did the Raiders trade Khalil Mack to the Bears?
Raiders expected to draft pass rusher to aid Khalil Mack, Raiders News
Bears, Khalil Mack agree to record-setting extension
Raiders sign first-round pick LB Khalil Mack