Mayor Lori Lightfoot, who campaigned on a pledge to end Chicago’s “addiction” to fines and fees, is counting on a big increase in city collections from speeding tickets and other violations to balance her 2021 budget. And she wants part of the boost to the bottom line to come from speed cameras across Chicago issuing speeding tickets to drivers caught going as little as 6 miles per hour over the posted limit. Under the mayor’s proposal, as part of her 2021 budget package, anyone caught by a camera driving from 6 to 9 mph above the limit would get a...