The Marin Report is a fast-paced, insightful look at the day's top news from renowned reporter Carol Marin. Watch it each weekday at noon.
Here are the stories we're following today:
• Timothy Forrest, a Cook County jail guard and a small-time crook, was working for the FBI when he was killed in 2006. The Sun-Times' Kim Janssen pulls back the covers on the undercover work by an FBI informant and what went wrong.
• A new $25 tax kicks in today on a gun bought in Cook County. Opponents have gone to court to try and stop it.
• The White Sox and the Cubs open the 2013 season today. The biggest drag for the Cubs may be financial. The Sun-Times' Gordon Wittenmyer notes the team's debt load effects who is on the field and has led to an austerity-based rebuilding program.
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