A Wichita machinist, Mason Grimmett, sued his own city this week, arguing that the roughly 200 Flock license-plate readers the police department has bolted around town amount to warrantless dragnet surveillance forbidden by the Kansas Constitution. The complaint, filed in Sedgwick County District Court by the Kansas Justice Institute, does not ask for money - rather, it asks a judge to declare the program unconstitutional and shut it down.