Republican candidates for governor face off. Remembering the 40-year anniversary of a landmark Chicago Sun-Times investigation. And the ins and outs of the 2018 Oscar nominees.

• Rauner, Ives Get Heated in Only Primary Matchup
• The Mirage Tavern: Remembering the Undercover Series 40 Years Later
• Doomsday Clock Moves Closer to Midnight
• Outcome Health Patches Up Feud with Investors
• Block Museum Explores William Blake’s Influence on the Age of Aquarius
• 2018 Academy Awards: A More Inclusive Age of the Oscars?