Today on Crain's Daily Gist, host Amy Guth talks with Crain's Chicago Business tech reporter John Pletz about why the Chicago area's population declined for the fourth year in a row. Plus: Sears sues former CEO Eddie Lampert, activists file a lawsuit seeking to block a $1.3 billion subsidy for Lincoln Yards, Chicago police investigate Car2go vehicle thefts, an appellate court panel sides with Westlake Hospital and reverses an earlier order to stay open and in-flight Wi-Fi provider Gogo looks to unload space at its downtown headquarters. Follow host Amy Guth on Twitter at @AmyGuth, or continue the conversation with #CrainsDailyGist.